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Tuesday, 10 November 2026
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Physics Past Questions and Answers

Jamb 2022 Physics Questions

Question 21:
The mercury column in the barometer at notational atmospheric pressure has a height of?
  • A 0.76 cm at see level
  • B 760 cm at sea level
  • C 7.6 cm at sea level
  • D 76 cm at sea level
View Answer & Explanation
Question 22:
If an object just begins to slide on a surface inclined at 30º to the horizontal,the coefficient of friction is?
  • A √3
  • B \(\frac{√3}{2}\)
  • C \(\frac{1}{√2}\)
  • D \(\frac{1}{√3}\)
View Answer & Explanation
Question 23:
Consider the wave equation y = 5mm sin [1cm\(^{-1}\)x - 60s\(^{-1}\)t]. The wave number is?
  • A 0.1 cm\(^{-1}\)
  • B 10cm\(^{-1}\)
  • C 1.0cm\(^{-1}\)
  • D 2cm\(^{-1}\)
View Answer & Explanation
Question 24:
An object 40 cm high is 30cm from the pin hole camera. If the height of the image formed is 20 cm. What is the distance of the image from the pin height?
  • A 15 cm
  • B 70 cm
  • C 40 cm
  • D 40 cm
View Answer & Explanation
Question 25:
A bar magnet is placed near and lying along the axis of a solenoid connected to a galvanometer. The pointer of the galvanometer shows no deflection when?
  • A The magnet is moved towards the stationary solenoid
  • B There is no relative motion
  • C The magnet is moved away from the stationary solenoid
  • D The solenoid is moved away from the stationary magnet
View Answer & Explanation