Post Utme Physics Past Questions and Answers

Question 461:

Hypermetropia can be corrected by using ____________

A. Concave spectacle lenses
B. Convex spectacle lenses
C. Plano-concave spectacle lenses
D. Plano-convex spectacle lense

Question 462:

In the astronomical telescope ____________

A. There are three convex lenses
B. The eyepiece has a longer focal length than the objective
C. The eyepiece has a shorter focal length than the objective
D. The eyepiece and the objective have the same focal length

Question 463:

Which of the following apparatuses is not needed for the production of pure spectrum?

A. Source of light
B. Rectangular glass block
C. Slit
D. Convex lens

Question 464:

The principle of moment states that ____________

A. Action and reaction are equal and opp
B. If a body is in equilibrium under the action of a number of parallel forces, sum of clockwise moment equals sum of anticlockwise moment
C. If a body is in equilibrium under the action of a number of parallel forces, sum of clockwise moment about a point equals sum of anticlockwise moment about the same point.
D. If a body is in equilibrium under the action of a number of parallel forces, all forces cancel out

Question 465:

A uniform metre rule of mass 90 g is pivoted at the 40 cm mark. If the metre rule is in equilibrium with 134. an unknown mass M placed at the 10 cm mark and a 72 g mass at the 70 cm mark, then Mis ____________

A. 162 g
B. 30g
C. 72 g
D. 102 g