Physics Practice: Measurements & Experimentation (Mock Test 3 - Advanced Mastery)
1. A Vernier callipers has its main scale graduated in mm and 10 divisions on its vernier scale coincide with 9 divisions of the main scale. Its Vernier Constant is:
2. Which of the following is NOT a unit of time?
3. A screw gauge has a pitch of 0.5 mm and 50 divisions on its circular scale. The least count is:
4. The relationship between the time period (T) and the frequency (f) of an oscillation is:
5. "Zero Error" in a measuring instrument is classified as a:
6. The distance of a star from the Earth is 5 light years. This distance in kilometers is approximately:
7. While measuring with a screw gauge, if the zero of the circular scale is above the index line, the error is:
8. A simple pendulum has a period of 2s on Earth. If taken to a place where g is 1/4th of Earth, the period becomes:
9. The prefix 'Femto' represents a factor of:
10. 1 Angstrom is equal to ________ nanometers.
11. The magnitude of a physical quantity is expressed as:
12. To measure the diameter of a thin wire accurately, we should use:
13. The least count of a stop clock is usually:
14. If the zero of the Vernier scale is to the left of the main scale zero, the error is:
15. A simple pendulum bob is made of hollow glass filled with mercury. If some mercury leaks out, the time period:
16. Significant figures in 0.005080 are:
17. 1 Metric Tonne is equivalent to ________ Quintals.
18. The pitch of a screw gauge is 1mm and circular scale has 100 divisions. The L.C. is:
19. Parsec is the unit of:
20. The graph of T² vs l for a simple pendulum is a straight line. The slope of this graph gives: