Physical Sciences MCQs (Set 1)

11. Newton’s laws of motion are valid in ______________.

  • A. Rotating frame of reference
  • B. In all frame of reference
  • C. Non-inertial frame of reference
  • D. Inertial frame of reference
View Answer
Correct Answer:
D. Inertial frame of reference

Explanation:
……

12. Which colour of light shows maximum deviation when passed through a prism?

  • A. Red
  • B. White
  • C. Violet
  • D. Green
View Answer
Correct Answer:
C. Violet

Explanation:
……

13. Which metal is not used as electromagnet?

  • A. Copper
  • B. Iron
  • C. Nickel
  • D. Cobalt
View Answer
Correct Answer:
A. Copper

Explanation:
……

14. The temperature which has the same reading on both Fahrenheit and Celsius scales is ___________.

  • A. 40 °
  • B. – 40 °
  • C. – 34 °
  • D. – 140 °
View Answer
Correct Answer:
B. – 40 °

Explanation:
……

15. Radar transmits short pulses of high frequency _____

  • A. Infrared waves
  • B. Radio waves
  • C. Ultraviolet waves
  • D. sound waves
View Answer
Correct Answer:
B. Radio waves

Explanation:
……

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