Question 4421:

• NECO 2002

Which process will increase the rate of oscillation of a pendulum?

A. Decreasing the amplitude of oscillation of the pendulum
B. Decreasing the length of the pendulum
C. Decreasing the mass of the pendulum
D. Increasing the length of the pendulum
E. Increasing the mass of the pendulum.

Question 4422:

• NECO 2002

When a current of 1 .0A flows in an electrolyte for 3.0h, a mass of 1 .0g is deposited. What mass will be deposited in 10.0h if a current of 3.0A flows through the electrolyte?

A. 30.0g
B. 24.0g
C. 10.0g
D. 6.0g
E. 0.4g

Question 4423:

• NECO 2002

An object weighing 0.60N is hung on a spiral spring and caused it to extend by 6.0cm. The object is removed and a black of wood replacing it causes the spring to extend by 10.0cm. What is the weight of the block of wood?

A. 0.10N
B. 0.36N
C. 0.80N
D. 1.00N
E. 3.60N

Question 4424:

• NECO 2002

A body is uniformly accelerated from rest. Which of the following quantities vary/varies linearly with the square of the time?

I. Displacement
II. Velocity
III. Momentum

A. I only
B. II only
C. III only
D. I and II only
E. II and Ill only

Question 4425:

• NECO 2002

A short response time is obtained in a liquid-in-glass thermometer when the ____________

A. Bulb is large and thick-walled
B. Bulb is small and thick-walled
C. Stem is long and thin
D. Liquid is of high density and the bulb is large
E. Bulb is thin-walled and the liquid is a good conductor of heat.