Gravitational field - Jamb Physics Past Questions and Answers

Question 1:

• JAMB 1982

A man stands on a spring scale placed in a lift. The lift descends at constant velocity. As a result, the scale reads a weight

A. Greater than the weight of the man
B. The same as the weight of the man
C. Of zero
D. Less than the weight of the man
E. Greater than the weight of the man by 1kg

Question 2:

• JAMB 1983

The force with which an object is attracted to the earth is called its

A. Acceleration
B. Mass
C. Gravity
D. Impulse
E. Weight

Question 3:

• JAMB 1989

The fig above shows a uniform circular object, center R and diameter PS. A circular section 6 and Diameter PR is cut from it. if PQRS is a straight line, where is center of gravity of the figure

A. Q
B. R
C. A point between P and R
D. A point between R and S

Question 4:

• JAMB 1993

The force experienced by an object of mass 60.0kg in the moon's gravitational field is 1.002 x 10²N. What is the intensity of the gravitational field?

A. 0.60Nkg^-1
B. 1.67Nkg^-1
C. 6.12 x 10²Nkg^-1
D. 9.81ms^-2

Question 5:

• JAMB 1995

What is the acceleration due to gravity 'g' on the moon, if g is 10^-2 on the earth?

A. 0. 10 ms^-2
B. 0.74ms^-2
C. 1.6ms^-2
D. 10.00ms^-2