IGCSE Physics Paper-1: Specimen Questions with Answers 96 - 98 of 149

Question 96

Edit

Question

MCQ▾

The boy weighs more than the girl and both run the top of the hill. What would be power?

A boy and a girl and their weights

A Boy and a Girl and Their Weights

Loading image

Choices

Choice (4)
a.The boy produces more power.
b.It is impossible to tell who produces more power.
c.The girl produces more power.
d.They both produce the same power.

Answer

a.

Explanation

Here boy and girl both run up a hill at same time.

Now power produced means energy transfer per time.

Now both have same time, but transfer energy is different. Because it is directly depends on weight.

Then if mass is more the energy is more so the boy produced more power.

Question 97

Edit

Question

MCQ▾

The diagram shows a torch containing two batteries, a switch and a lamp.

Diagram of torch containing two batteries

Diagram of Torch Containing Two Batteries

Loading image

What is the circuit diagram for the torch?

Choices

Choice (4)
a.
Circuit diagram for torch (Choice A)
Loading image
b.
Circuit diagram for torch (Choice B)
Loading image
c.
Circuit diagram for torch (Choice C)
Loading image
d.
Circuit diagram for torch (Choice D)
Loading image

Answer

a.

Explanation

According to figure of the torch both cells are in series with battery and bulb. So only figure of choice A gives this type of proper arrangement of the electric component. So choice A is correct.

Question 98

Edit

Question

MCQ▾

A polythene rod repels an inflated balloon hanging from a nylon thread. What charges must the rod and the balloon carry?

Choices

Choice (4)
a.The rod is charged but the balloon is not.
b.The balloon is charged but the rod is not.
c.The rod and the balloon carry opposite charges.
d.The rod and the balloon carry like charges.

Answer

d.

Explanation

The like charges always repel and the opposite charges always attract to each other.

Here a polythene rod repels an inflated balloon hanging from a nylon thread. Therefore rod and balloon carry like charges.

Choose Paper