Question 336:

• JAMB 1984

In the circuit Shown above, calculate the effective capacitance between X and Y

A. 3/4µF
B. \( 2 \frac{10}{13} µF\)
C. 12µF
D. \( 4 \frac{12}{13} µF\)
E. 13µF

Question 337:

• JAMB 1985

Which of the following is NOT a fundamental S.I unit?

A. Meter
B. Ampere
C. Kelvin
D. Seconds
E. Radian

Question 338:

• JAMB 1985

Which of the following is NOT a fundamental S.I unit?

A. Meter
B. Ampere
C. Kelvin
D. Seconds
E. Radian

Question 339:

• JAMB 1985

A simple pendulum with a period of 2.0s has its length doubled. Its new period is

A. 1.00s
B. 1.41s
C. 0.3s
D. 2.83s
E. 4.00s

Question 340:

• JAMB 1985

Which of the following statements are true about the spring balance and the chemical balance? i. both are used to measure the mass of an object. ii. either of them may be used to measure the weight of an object. iii. the spring balance works on the principle of Hooke's law while the chemical balance works on the principle of moments. iv. a change in gravity does the readings of a spring balance but not that of a chemical balance.

A. I, and iv
B. Ii and iii
C. Ii and iv
D. I, ii and iii
E. I and iii