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Jamb Physics 2001 Past Questions and Answers

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Jamb 2001 Physics Past Questions

Question 1:


The height at which the atmosphere ceases to exist is about 80km. If the atmospheric pressure on the ground level is 760mmHg, the pressure at a height of 20km above the ground level is

A. 380mmHg
B. 570mmHg
C. 190mmHg
D. 480mmHg


Question 2:


The height at which the atmosphere ceases to exist is about 80km. If the atmospheric pressure on the ground level is 760mmHg, the pressure at a height of 20km above the ground level is

A. 380mmHg
B. 570mmHg
C. 190mmHg
D. 480mmHg


Question 3:


A stone of mass 1kg is dropped from a height of 10m above the ground and falls freely under gravity. Its kinetic energy 5m above the ground is then equal to

A. Its kinetic energy on the ground
B. Twice its initial potential energy
C. Its initial potential energy
D. Half its initial potential energy


Question 4:


If a spherical metal bob of radius 3cm is fully immersed in a cylinder containing water and the water level rises by 1cm, what is the radius of the cylinder?

A. 12cm
B. 1cm
C. 3cm
D. 6cm


Question 5:


The resultant of two forces acting on an object is maximum if the angle between them is

A. 45°
B.
C. 90°
D. 180°






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