10 Questions
| Attempts: 294

Questions and Answers

- 1.Suppose refractive index is given as, where P and Q are constants and
*v*is the speed of light and is the wavelength, then dimensions of Q are the same as that of- A.
Wavelength

- B.
Volume

- C.
Force

- D.
Acceleration

- 2.The Equation of stationary wave is then which of the following is false:
- A.
- B.
- C.
- D.

- 3.In the Equation the dimensional formula for will be
- A.
MLT

- B.
- C.
- D.

- 4.For any spring of spring constant
*k*, the frequency of vibrations ‘*f’*is given by the formula f = Xm^{a}k^{b}, where X is a dimensionless constant. The value of ‘a’ and ‘b’ are, respectively:- A.
- B.
- C.
- D.

- 5.What will be the dimensions of the mass, if C (velocity of light), g (acceleration due to gravity), and P (atmospheric pressure) are considered as the fundamental Quantities in the MKS system?
- A.
C/g

- B.
Pg

- C.
PCg

- D.
C/P

- 6.In Searle’s experiment to find Young’s modulus, the diameter of the wire is measured as d=0.050 cm, and the length of the wire is L = 100 cm. When a weight of 10.0 kg is placed, the extension in the wire was found to be 0.200 cm. The maximum permissible error (percentage) in Young’s modulus is:
- A.
6.5

- B.
4.3

- C.
5.8

- D.
4.9

- 7.A physical Quantity V depends on time as V = V
_{0 }(1+ e), where is a constant and t is time, then which of the following is true:- A.
α is a dimensionless constant

- B.
Has dimensions of T

^{2} - C.
α has dimensions of V

- D.
Has dimensions of LT

^{-2}

- 8.The banking of roads is explained with the formula here
*v*is the speed of the object, r is the radius of the curve formed and g is the gravitational acceleration. Choose the correct statement about this relation.- A.
Above expression may be dimensionally correct but numerically it is wrong

- B.
Above expression is dimensionally as well as numerically correct

- C.
Above expression is dimensionally as well as numerically wrong

- D.
Above expression is dimensionally incorrect but numerically it is correct

- 9.The product of permittivity of free space and the permeability of free space has the dimensions equal to the:
- A.
- B.
- C.
- D.

- 10.What will be the dimensions a b of according to the relation where E = is Energy, x is displacement and t is time?
- A.
- B.
- C.
- D.

- AED Exam Quizzes
- ANP Exam Quizzes
- Art Exam Quizzes
- BISC Exam Quizzes
- CADET Exam Quizzes
- CAE Listening Quizzes
- CHS Exam Quizzes
- Computer Operator Exam Quizzes
- Cosmetology State Board Quizzes
- CSAT Quizzes
- CVS Exam Quizzes
- EHR Exam Quizzes
- English Exam Quizzes
- Entrance Exam Quizzes
- FSHN Exam Quizzes
- GATE Quizzes
- IGCSE Quizzes
- IT Certification Quizzes
- JII BCS Exam Quizzes
- Management Exam Quizzes
- Ministerial Exam Quizzes
- OCA Exam Quizzes
- Online Test Quizzes
- Physical Exam Quizzes
- Police Exam Quizzes
- Practice Exam Quizzes
- Prelim Exam Quizzes
- Professional Certification Quizzes
- SNAP Quizzes
- SSC Quizzes
- SSC CGL Quizzes
- UGC NET Exam Quizzes
- UPSC Quizzes

×

Wait!

Here's an interesting quiz for you.