Basic Physics Quiz! Trivia Test

10 Questions | By Sunil0029 | Last updated: Mar 20, 2022 | Total Attempts: 37

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1.

The formula to find I when the values of V and R are known is
- A.
  
  I = VR
- B.
  
  I = R/V
- C.
  
  V = IR
- D.
  
  I = V/R
2.

Approximately how many milliamperes of current flow through a circuit with a 40 V source and 6.8 k.
- A.
  
  27.2 mA
- B.
  
  59 mA
- C.
  
  5.9 mA
- D.
  
  590 mA
3.

Materials with lots of free electrons are called
- A.
  
  Conductors
- B.
  
  Insulators
- C.
  
  Semiconductors
- D.
  
  Filters
4.

Current flows in a circuit when
- A.
  
  A switch is opened
- B.
  
  A switch is closed
- C.
  
  The switch is either open or closed
- D.
  
  There is no voltage
5.

A material that does not allow current under normal conditions is an
- A.
  
  Insulator
- B.
  
  Conductor
- C.
  
  Semiconductor
- D.
  
  Valence
6.

A multimeter measures
- A.
  
  Current
- B.
  
  Voltage
- C.
  
  Resistance
- D.
  
  Current, voltage, and resistance
7.

If a 6 V and a 9 V source are connected series aiding, the total voltage is
- A.
  
  6V
- B.
  
  9V
- C.
  
  3V
- D.
  
  15V
8.

Cut-off current in a fuse is the
- A.
  
  Maximum value actually reached
- B.
  
  R.m.s. value actually reached
- C.
  
  Average value actually reached
- D.
  
  None of these
9.

Using a high current fuse in a low current appliance is very
- A.
  
  Safe
- B.
  
  Dangerous
- C.
  
  Necessary
- D.
  
  Complicated
10.

A simple enclosed length of wire that has a low melting point is known as
- A.
  
  Resistor
- B.
  
  Fuse
- C.
  
  Circuit breaker
- D.
  
  Thermistor

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