JAMB Physics Past Questions & Answers - Page 78

386.

Which of the following has the lowest internal resistance when new?

A.

Leclanche cell

B.

Daniel cell

C.

Torch battery

D.

Accumulator

Correct answer is D

No explanation has been provided for this answer.

387.

In the diagram given if the atmospheric pressure is 760mm, the pressure in the chamber G Is

A.

660mm

B.

830mm

C.

690mm

D.

860mm

Correct answer is B

No explanation has been provided for this answer.

389.

In the diagram given the hanging mass m2 is adjusted until m1 is on the verge of sliding. The coefficient of static

A.

\(\frac{m_1}{m_2}\)

B.

\(\frac{m_1g}{m_2}\)

C.

\(\frac{m_2}{m_1}\)

D.

\(\frac{m_2g}{m_1}\)

Correct answer is C

No explanation has been provided for this answer.