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# Unit , Dimensions & Measurements Test Online MCQs

 Test Name Unit , Dimensions & Measurements MCQs Test Subject Physics Test Type MCQs Total Question 15 Total Marks 30 Total Time 15 Mints Test Help For Physics Subject Test Prep. All Admissions Test. All Jobs Test prep. Medical Test prep. B Tech and BDS Prep.

Physical quantities, Unit , Dimensions & Measurements are so important in all aspects of life. Get the knowledge of the Unit , Dimensions & Measurements Multiple Choice Questions Test for the preparation of universities and colleges tests.

## Physics

1. Which of the following pairs does not have similar dimensions?

Question 1 of 15

2. The dimensions of Planck’s constant are

Question 2 of 15

3. The dimensional formula for torque is:

Question 3 of 15

4. The dimensions of torque are

Question 4 of 15

5. The magnetic moment has dimensions of

Question 5 of 15

6. Dimensions of electrical resistance are

Question 6 of 15

7. Which if the following pair of quantities do not have the same dimensions:

Question 7 of 15

8. The activity of radioactive sample is measured as 9750 counts per minute at t = 0 and as 975 counts per minute at t = 5 minutes, the decay constant is approximately

Question 8 of 15

9. In ₈₈Ra²²⁶ nucleus there are

Question 9 of 15

10. Dimensions of coefficient of viscosity is

Question 10 of 15

11. Which of the following physical quantities do not have same dimensions?

Question 11 of 15

12. What is the dimensions of impedance?

Question 12 of 15

13. The dimensional formula of the constant a in Vander Wall’s gas equation (P + a/V²)(V-b) =RT is:

Question 13 of 15

14. What is the dimensional formula of gravitational constant?

Question 14 of 15

15. Given that . Two out of the three vectors are equal in magnitude. The magnitude of the third vector is √2 times that of the other two. Which of the following can be the angles between these vectors?

Question 15 of 15

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