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- Question
An anemometer measures which of the following ?
Options- A. Speed of light
- B. Speed of wind
- C. Speed of water current
- D. Speed of satellites
- Correct Answer
- Speed of wind
- 1. For which one of the following, 'Diodes' are generally used for?
Options- A. Rectification
- B. Amplification
- C. Modulation
- D. Filtration Discuss
- 2. What is the heat generated (in J) in a heating element of resistance 900 ? when a current of 0.3 A passes through it for 10 seconds?
Options- A. 2700
- B. 810
- C. 405
- D. 1350 Discuss
- 3. Which of the following is Inexhaustible Natural Resources?
Options- A. Air
- B. Minerals
- C. Forests
- D. Coal Discuss
- 4. The SI unit of acceleration is _______________.
Options- A. meters per seconds squared
- B. meters per second
- C. seconds per meter
- D. seconds per meter squared Discuss
- 5. If the force applied on the object is in the direction opposite to the direction of motion, the speed of the object __________.
Options- A. increases
- B. stops
- C. decreases
- D. no effect Discuss
- 6. Which one among the following components can not be developed within an "integrated circuit"?
Options- A. Diode
- B. Triode
- C. Transformer
- D. Transistor Discuss
- 7. Diamond does not conduct electricity, because
Options- A. It's structure is very compact
- B. It is of crystalline nature
- C. There are only carbon atoms present in it
- D. No free electrons are present in it Discuss
- 8. Why is weightlessness experienced while orbiting the earth in space ships ?
Options- A. Inertia
- B. Acceleration
- C. Zero gravity
- D. Orbital motion Discuss
- 9. Sextant is an instrument used in which of the following ?
Options- A. Gynaecology
- B. Navigation
- C. Birth control
- D. Medical treatment Discuss
- 10. Where is a transistor most likely to be found ?
Options- A. Wrist watch
- B. Fuse
- C. Hearing aid
- D. Fluorescent lamp Discuss
Physics problems
Search Results
Correct Answer: Rectification
Correct Answer: 810
Correct Answer: Air
Correct Answer: meters per seconds squared
Correct Answer: decreases
Correct Answer: Transformer
Correct Answer: No free electrons are present in it
Correct Answer: Zero gravity
Correct Answer: Navigation
Correct Answer: Hearing aid
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