Jamb 2022 Physics Past Questions And Answers
The eclipse of the moon occurs when?
- A. the moon reflects the rays from the sun to the earth
- B. the moon comes exactly between the earth and the sun
- C. the earth comes exactly between the moon and the sun
- D. the sun comes exactly between the earth and the moon
One of the following is a scalar quantity?
- A. weight
- B. momentum
- C. potential energy
- D. moments
The gravitational pull on the moon is 1/6 that of the earth. If a body weighs 6.0 N on the moon, what will be the weight on the earth?
- A. 6.0 N
- B. 5.0 N
- C. 12.0 N
- D. 36.0 N
A train of mass 1600 kg attains a speed of 25 ms-1 in 20 seconds. The power developed in the engine is?
- A. 2.5 KW
- B. 80 KW
- C. 25 KW
- D. 50 KW
Tyres are treaded to?
- A. increase weight of tyres
- B. increase friction
- C. increase its longetivity
- D. look good
The amount of energy required to change a kilogram of ice block into water without a change in temperature is?
- A. specific latent heat of fusion of ice
- B. specific heat capacity of rice
- C. heat capacity of rice
- D. specific heat of vaporization of rice
A bar magnet is divided into two pieces, which of the following statement is correct?
- A. two new magnets are created
- B. the magnetic field of each separate piece becomes stronger
- C. the electric field is created
- D. the bar magnet is demagnetized
The graph of pressure (P) against the reciprocal of the volume (I/V) in Boyles's law is a?
- A. hyperbola
- B. parabola
- C. curve
- D. straight line
Water is not a good thermometric liquid because it?
- A. expands unevenly between 0
- B. maintains fixed density
- C. has high freezing point
- D. wets glass
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