Understanding Units and Measurements in Physics

1. SYMBOL : lSI UNIT : metre (m).

SYMBOL : TSI UNIT : ampere (A)

SYMBOL : TSI UNIT : kelvin (K)

SYMBOL : TSI UNIT : gram (g)

SYMBOL : TSI UNIT : second (s)

In the International System of Units (SI), the symbol 'm' represents the unit meter. The correct answer corresponds to kelvin (K) which is the SI unit for temperature. The incorrect answers represent gram (g) as the unit for mass, second (s) as the unit for time, and ampere (A) as the unit for electric current.

Explanation

In the International System of Units (SI), the symbol 'm' represents the unit meter. The correct answer corresponds to kelvin (K) which is the SI unit for temperature. The incorrect answers represent gram (g) as the unit for mass, second (s) as the unit for time, and ampere (A) as the unit for electric current.

2. SYMBOL : VSI UNIT : metre cube (m3)

SYMBOL : KSI UNIT : kilogram (kg)

SYMBOL : VSI UNIT : metre cube (m3)

SYMBOL : GSI UNIT : gram per square meter (g/m2)

SYMBOL : PSI UNIT : pound-force per square inch (psi)

The correct symbol for metre cube is m3, not VSI. This symbol represents the unit for volume measurement in cubic meters.

Explanation

The correct symbol for metre cube is m3, not VSI. This symbol represents the unit for volume measurement in cubic meters.

3. SYMBOL : VSI UNIT : ______________.

SYMBOL : VSI UNIT : metre per second (ms-1)

SYMBOL : VSI UNIT : inches (in).

SYMBOL : VSI UNIT : liters (L).

SYMBOL : VSI UNIT : kilograms (kg).

The correct answer corresponds to the symbol and unit for velocity, where 'VSI' represents the symbol and 'metre per second (ms-1)' represents the unit of measurement.

Explanation

The correct answer corresponds to the symbol and unit for velocity, where 'VSI' represents the symbol and 'metre per second (ms-1)' represents the unit of measurement.

4. SYMBOL : PSI UNIT : ?

SYMBOL : PSI UNIT : Joule per second (J s-1)

SYMBOL : PSI UNIT : Kilogram per meter cubed (kg/m^3)

SYMBOL : PSI UNIT : Newton per square meter (N/m^2)

SYMBOL : PSI UNIT : Watt per meter squared (W/m^2)

In the International System of Units (SI), the unit for pressure is Pascal (Pa), not kilogram per meter cubed (kg/m^3), Newton per square meter (N/m^2), or Watt per meter squared (W/m^2).

Explanation

In the International System of Units (SI), the unit for pressure is Pascal (Pa), not kilogram per meter cubed (kg/m^3), Newton per square meter (N/m^2), or Watt per meter squared (W/m^2).

5. What is the symbol for unit ampere per metre?

SYMBOL : HSI UNIT : ampere per metre (Am-1)

SYMBOL : PSI UNIT : kilograms per cubic meter (kg/m³)

SYMBOL : vSI UNIT : metre per second (ms-1)

SYMBOL : WMI UNIT : joule per kilogram (J/kg)

SYMBOL : BNI UNIT : coulomb per second (C/s)

The correct unit symbol for ampere per metre is HSI (Am-1) which represents the unit of current density. The other options provided do not match the correct unit symbol for ampere per metre.

Explanation

The correct unit symbol for ampere per metre is HSI (Am-1) which represents the unit of current density. The other options provided do not match the correct unit symbol for ampere per metre.

6. SYMBOL : ESI UNIT : Joule (J).

SYMBOL : OSI UNIT : Ohm (Ω)

SYMBOL : ESI UNIT : Joule (J)

SYMBOL : PSI UNIT : Pascal (Pa)

SYMBOL : VSI UNIT : Watt (W)

In this question, we are testing the understanding of scientific symbols and units. The correct symbol for ESI unit Joule is J. Watt is represented by the symbol W, Pascal by Pa, and Ohm by Ω.

Explanation

In this question, we are testing the understanding of scientific symbols and units. The correct symbol for ESI unit Joule is J. Watt is represented by the symbol W, Pascal by Pa, and Ohm by Ω.

7. What is the correct SYMBOL and SI UNIT for acceleration?

SYMBOL: v SI UNIT: metre per second (m/s)

SYMBOL: s SI UNIT: second per metre (s m-1)

SYMBOL : pSI UNIT : kilogram metre per second (kg ms-1)

SYMBOL: p SI UNIT: newton per second square (N s-2)

Acceleration is typically represented by the symbol 'a' and its SI unit is kilogram metre per second (kg ms-1). This is a common notation in physics to express the rate of change of velocity over time.

Explanation

Acceleration is typically represented by the symbol 'a' and its SI unit is kilogram metre per second (kg ms-1). This is a common notation in physics to express the rate of change of velocity over time.

8. SYMBOL : VSI UNIT : ?

SYMBOL : VSI UNIT : Joule (J)

SYMBOL : VSI UNIT : Volt (V)

SYMBOL : VSI UNIT : Meter (m)

SYMBOL : VSI UNIT : Kilogram (kg)

In this question, we are looking for the correct symbol and unit for VSI which is Volt (V). The incorrect answers (Meter, Kilogram, Joule) are not the correct units associated with the symbol VSI.

Explanation

In this question, we are looking for the correct symbol and unit for VSI which is Volt (V). The incorrect answers (Meter, Kilogram, Joule) are not the correct units associated with the symbol VSI.

9. SYMBOL : fSI UNIT : one per second (s-1).

SYMBOL : fSI UNIT : kilogram per metre cube (kg m-3).

SYMBOL : fSI UNIT : meter per second (m/s).

SYMBOL : fSI UNIT : one per second (s-1)

SYMBOL : fSI UNIT : newton (N).

The correct answer refers to the symbol and unit for frequency in the International System of Units (SI), where the symbol 'f' represents frequency and the unit is 'one per second (s-1)'. The incorrect answers provided do not match the correct association of symbol and unit for frequency as per the given question.

Explanation

The correct answer refers to the symbol and unit for frequency in the International System of Units (SI), where the symbol 'f' represents frequency and the unit is 'one per second (s-1)'. The incorrect answers provided do not match the correct association of symbol and unit for frequency as per the given question.

10. SYMBOL : sSI UNIT : metre (m).

SYMBOL : FSI UNIT : kilogram metre per second square (kg ms-2)

SYMBOL : PSI UNIT : pascal (Pa).

SYMBOL : VSI UNIT : volt-ampere (VA).

SYMBOL : TSI UNIT : second (s).

The correct answer specifies the symbol and SI unit for force, which is kilogram metre per second square (kg ms-2). This is in accordance with the International System of Units (SI) for measuring physical quantities.

Explanation

The correct answer specifies the symbol and SI unit for force, which is kilogram metre per second square (kg ms-2). This is in accordance with the International System of Units (SI) for measuring physical quantities.

11. SYMBOL : CSI UNIT : farad (F)

SYMBOL : RFI UNIT : Ohm (Ω)

SYMBOL : PSI UNIT : Newton (N)

SYMBOL : WTI UNIT : Volt (V)

SYMBOL : QSI UNIT : Joule (J)

In the original question, there is a typo with 'CSI' instead of 'QSI'. The correct symbol for the SI unit of joule is 'J', not 'F'. The incorrect answers provided are symbols paired with incorrect units to confuse the test takers.

Explanation

In the original question, there is a typo with 'CSI' instead of 'QSI'. The correct symbol for the SI unit of joule is 'J', not 'F'. The incorrect answers provided are symbols paired with incorrect units to confuse the test takers.

12. SYMBOL : ASI UNIT : metre square (m2).

SYMBOL : CSI UNIT : kilometer square (km2)

SYMBOL : DSI UNIT : liter square (L2)

SYMBOL : ISI UNIT : kilogram metre square (kgm2)

SYMBOL : BSI UNIT : centimeter square (cm2)

In the given question, ASI UNIT should be corrected to ISI UNIT as per the correct answer provided. The correct unit for the symbol in question is kilogram metre square (kgm2). The incorrect answers provided are based on different unit conversions which do not match the given question.

Explanation

In the given question, ASI UNIT should be corrected to ISI UNIT as per the correct answer provided. The correct unit for the symbol in question is kilogram metre square (kgm2). The incorrect answers provided are based on different unit conversions which do not match the given question.

13. What is the SYMBOL and SI UNIT for Newton per metre square (N m-2)?

SYMBOL : NMSI UNIT : Newton (N)

SYMBOL : NM2SI UNIT : Pascal (Pa)

SYMBOL : NSSI UNIT : Kilogram (kg)

SYMBOL : sSI UNIT : metre (m)

The correct SYMBOL for Newton per metre square is 'N m-2', and the SI UNIT is 'metre (m)'. The incorrect answers do not correspond to the given question requirements.

Explanation

The correct SYMBOL for Newton per metre square is 'N m-2', and the SI UNIT is 'metre (m)'. The incorrect answers do not correspond to the given question requirements.

14. SYMBOL : RSI UNIT : ohm (?).

SYMBOL : PSI UNIT : joule per second (J/s)

SYMBOL : BCI UNIT : coulomb / second (C/s)

SYMBOL : QSI UNIT : ampere second (As)

SYMBOL : MSI UNIT : watt (W)

The question originally presented an incorrect pairing of symbol and unit. The correct pairing should be SYMBOL : QSI UNIT : ampere second (As), where the symbol QSI represents the unit of ampere second. The incorrect answers provided are also units used in electrical and physics contexts, but they are not the correct pairing for the given symbol.

Explanation

The question originally presented an incorrect pairing of symbol and unit. The correct pairing should be SYMBOL : QSI UNIT : ampere second (As), where the symbol QSI represents the unit of ampere second. The incorrect answers provided are also units used in electrical and physics contexts, but they are not the correct pairing for the given symbol.

15. SYMBOL : QSI UNIT : Joule per kilogram kelvin (J kg-1K).

SYMBOL : MSI UNIT : Megavoltampere (MVA).

SYMBOL : VSI UNIT : volt (V)

SYMBOL : PSI UNIT : Pounds per square inch (psi).

SYMBOL : TSI UNIT : Terahertz (THz).

The correct answer matches the provided question by correctly pairing the symbol with its corresponding unit. The incorrect answers are unrelated to the given question and do not match the unit provided in the question.

Explanation

The correct answer matches the provided question by correctly pairing the symbol with its corresponding unit. The incorrect answers are unrelated to the given question and do not match the unit provided in the question.

16. Which SYMBOL is associated with the SI UNIT 'candela'?

SYMBOL : mSI UNIT : meter

SYMBOL : kgSI UNIT : kilogram

SYMBOL : n (and also v)SI UNIT : mole (mol)

SYMBOL : A (and also I)SI UNIT : ampere

In the SI unit system, symbols are used to represent different physical quantities. The correct association of SYMBOL 'n' with SI UNIT 'mole (mol)' is a fundamental part of the system.

Explanation

In the SI unit system, symbols are used to represent different physical quantities. The correct association of SYMBOL 'n' with SI UNIT 'mole (mol)' is a fundamental part of the system.

17. Which of the following symbols and units are correctly matched?

SYMBOL : JPI UNIT : ampere per square metre (A m-2)

SYMBOL : PSI UNIT : ohm per metre (Ω m-1)

SYMBOL : MSI UNIT : volt per metre (V m-1)

SYMBOL : HSI UNIT : Weber per metre square (Wb m-2)

The correct answer matches the symbol HSI with the unit Weber per metre square. The other incorrect options do not have the correct symbol and unit pairing.

Explanation

The correct answer matches the symbol HSI with the unit Weber per metre square. The other incorrect options do not have the correct symbol and unit pairing.

18. SYMBOL : lxSI UNIT : lumen per metre square (lm m-2).

SYMBOL : lxSI UNIT : lumen per metre square (lm m-2)

SYMBOL : psiSI UNIT : Pascal per square inch (Pa in-2)

SYMBOL : Psi UNIT : Pascal per square inch (Pa in-2)

SYMBOL : MPa UNIT : Megapascal per square centimeter (MPa cm-2)

SYMBOL : GySI UNIT : Joule per kilogram (J kg-1)

The correct answer showcases the correct symbol (lx) and unit (lumen per metre square). The incorrect answers provide various other symbols and units, but they do not match the given question.

Explanation

The correct answer showcases the correct symbol (lx) and unit (lumen per metre square). The incorrect answers provide various other symbols and units, but they do not match the given question.

19. SYMBOL : fSI UNIT : lumen (lm)

SYMBOL : TSI UNIT : weber per metre square (Wb m-2)

SYMBOL : cSI UNIT : lux per square centimeter (lx cm-2)

SYMBOL : eSI UNIT : tesla per square kilometer (T km-2)

SYMBOL : dSI UNIT : candela per square meter (cd m-2)

The question is testing knowledge of symbols and corresponding units in the International System of Units (SI). The correct answer matches the symbol 'TSI' with the unit 'weber per metre square', while the incorrect answers offer units that do not align with the given symbol or are not the correct units for the respective symbols.

Explanation

The question is testing knowledge of symbols and corresponding units in the International System of Units (SI). The correct answer matches the symbol 'TSI' with the unit 'weber per metre square', while the incorrect answers offer units that do not align with the given symbol or are not the correct units for the respective symbols.