MCQ Units And Measurement Chapter 2 Class 11 Physics

MCQ’s For All Chapters – Physics Class 11th

1. There will be total 10 MCQ in this test.
2. Please keep a pen and paper ready for rough work but keep your books away.
3. The test will consist of only objective type multiple choice questions requiring students to mouse-click their correct choice of the options against the related question number.
4. No negative marking for incorrect choice.
5. Please click on “Finish the Test” when you want to exit.
6. All the best – Happy Studying

1. In the formula where b is the arc length and D is the radius,θ is measured in:

minutes

degrees

radians

seconds

Question 1 of 10

2. 1 fermi is equal to:

10^-10 m

10¹⁰ m

10¹⁵ m

10^-15 m

Question 2 of 10

3. Approximate ratio of 1 fermi to 1 angstrom is ..............

10^-5m

10^-15 m

10^-9 m

10^-6 m

Question 3 of 10

4. Random errors occur due to:

fluctuations in temperature, supply,error in reading

incorrect rounding off

imperfect design of instruments

parallax

Question 4 of 10

5. The error in two readings of A are 0.01 and -0.03, then mean absolute error is ?

0.002

- 0.004

0.02

- 0.02

Question 5 of 10

6. One angstrom is equal to __________ .

10^-9 m

10^-11 m

10^-12 m

10^-10 m

Question 6 of 10

7. Angstrom is the unit of

Time

Mass

Light

Length

Question 7 of 10

8. Which is the most accurate atomic clock?

Carbon-12 clock

Carbon atom clock

Caesium atom clock

Stop clock

Question 8 of 10

9. The method used to measure the distance of a planet from the earth is

Parallax method

Archimedes' method

Newton's method

Galileo's method

Question 9 of 10

10. The most suitable instrument for measuring the size of an atom is.

Electron microscope

Vernier calliper

Optical Microscope

Screw gauge

Question 10 of 10

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