Post Utme Abia State University Physics Past Questions and Answers

Question 6:

An electric heater with a p.d of $240\mathrm{V}$ connected across its terminals has a total resistance of $960\mathrm{g}$ find the power rating of the heater

A. $0.25\mathrm{W}$
B. $60.00\mathrm{W}$
C. $38AOW$
D. AOOW

Question 7:

The speed of light in vacuum is $3.0\times$ $10\mathrm{ms}$ if the refractive index of a transparent liquid is $4/3$ then the speed of light in the liquid is

A. OAA $\times 108{\mathrm{ms}}^4$
B. $2.25\times 10{\mathrm{ms}}^4$
C. $3.0\times 106{\mathrm{ms}}^4$
D. $\mathrm{AO}\times {10}^4$

Question 8:

If the force on a charge of $0.2$ coulomb In an electric field is $4\mathrm{N}$, then the electric field Intensity of the field is

A. $0.8$
B. $0.8\mathrm{N}/\mathrm{C}$
C. $20.0\mathrm{N}/\mathrm{C}$
D. 0.2N/C
E. $20.0\mathrm{C}/\mathrm{N}$

Question 9:

If a car starts from rest arid moves with a uniform acceleration of $10\mathrm{ms}$ for ten seconds, the distance it covers In the last one second of the motion is ____________

A. $95\mathrm{m}$
B. $100\mathrm{m}$
C. $500\mathrm{m}$
D. $905\mathrm{m}$
E. $100\mathrm{ms}$

Question 10:

A block of mass $2.0\mathrm{kg}$ resting on 1 smooth horizontal plane is acted upon. simultaneously by two-forces, $10\mathrm{N}$ one North and $10\mathrm{N}$ due East. The miagnitude if the acceleration produced by the forces on the block is ____________

A. $10.00{\mathrm{ms}}^2$
B. $7,05{\mathrm{ms}}^{-2}$
C. $10.00{\mathrm{ms}}^{-2}$
D. $14.10{\mathrm{ms}}^{-2}$
E. $20.00{\mathrm{ms}}^{-2}$