Discussion
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- Question
Which device is used to measure the depth of ocean?
Options- A. Lexometer
- B. Nanometer
- C. Fathometer
- D. Hydrometer
- Correct Answer
- Fathometer
- 1. What is the unit of electric resistance?
Options- A. Dyne
- B. Pascal
- C. Joule
- D. Ohms Discuss
- 2. Which of the following has the lowest frequency?
Options- A. Visible light
- B. Gamma rays
- C. X-rays
- D. Ultra violet rays Discuss
- 3. Why metals conduct electricity?
Options- A. Because of low melting point
- B. Because of high tensile strength
- C. Because of free electrons
- D. Because of high atomic density Discuss
- 4. Formula for distance is
Options- A. speed x time
- B. time / speed
- C. speed x acceleration
- D. velocity / speed Discuss
- 5. If a force acts upon two objects at rest, and having different masses for the same amount of time, then which one of the following will be the same for both the objects?
Options- A. Acceleration
- B. Kinetic Energy
- C. Velocity
- D. Momentum Discuss
- 6. Which of the following is not true about Xrays?
Options- A. have low penetrating power
- B. travel with the speed of light
- C. Can be reflected or refracted
- D. can affect photographic plates Discuss
- 7. The washing machine works on the principle of ____________
Options- A. Dialysis
- B. Diffusion
- C. Reverse osmosis
- D. Centrifugation Discuss
- 8. If a ball is thrown up, which of the following does not change?
Options- A. Acceleration
- B. Speed
- C. Potential energy
- D. Distance Discuss
- 9. If a body is moving on a circular path, what is its average velocity if it completes one cycle in one second?
Options- A. Average velocity depends upon time taken to complete one cycle
- B. One
- C. Average velocity is same as average speed
- D. Zero Discuss
- 10. Upward force on a floating body is called _______.
Options- A. jerk
- B. buoyancy
- C. Archimedal force
- D. Anti-gravity Discuss
Physics problems
Search Results
Correct Answer: Ohms
Correct Answer: Visible light
Correct Answer: Because of free electrons
Correct Answer: speed x time
Correct Answer: Momentum
Correct Answer: have low penetrating power
Correct Answer: Centrifugation
Correct Answer: Acceleration
Correct Answer: Zero
Correct Answer: buoyancy
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