Questions by anony mous

0 votes

1 answer

Distinguish between an ice sheet and ice cap.

asked Jul 16, 2021 in Geography Form 3

0 votes

1 answer

Differentiate between weathering and mass wasting.

asked Jul 16, 2021 in Geography Form 3

0 votes

1 answer

What is faulting?

asked Jul 16, 2021 in Geography Form 2

0 votes

1 answer

Students carried out field study on rocks around their school.

asked Jul 16, 2021 in Geography Form 1

0 votes

1 answer

Explain three economic significance of rocks in Kenya.

asked Jul 16, 2021 in Geography Form 1

0 votes

1 answer

The figure below shows the path of a radiation from a radioactive source moving in a magnetic field perpendicular

asked Jul 14, 2021 in Physics Form 4

0 votes

1 answer

The figure below shows the common features of an x-ray tube.

asked Jul 14, 2021 in Physics Form 4

0 votes

1 answer

The figure below shows a waveform on a CRO screen

asked Jul 14, 2021 in Physics Form 2

0 votes

1 answer

State two factors that affect the capacitance of a parallel plate capacitor.

asked Jul 14, 2021 in Physics Form 3

0 votes

1 answer

State two factors that determine the speed of electrons emitted from a metal surface by light energy falling on it.

asked Jul 14, 2021 in Physics Form 4

0 votes

1 answer

A student designed a transformer to provide current to an electric bell marked 24W,6V from mains supply of 240V. He wound coils 50 turns and N turns on an iron ring. When he connected the coil of 50 turns to the bell and N turns to the a.c source he found out that the transformer was only 60% efficient. Find;

asked Jul 14, 2021 in Physics Form 2

0 votes

1 answer

The diagram below shows the path of light after striking two mirrors at an angle

asked Jul 13, 2021 in Physics Form 1

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1 answer

Explain why a plain sheet of paper and a plane mirror both reflect light yet only the plane mirror forms images while the paper cannot form images.

asked Jul 13, 2021 in Physics Form 1

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1 answer

Given a large source of light screen and a large object, sketch a ray diagram to show the shadow formed on the screen.

asked Jul 13, 2021 in Physics Form 1

0 votes

1 answer

The figure below shows an electric circuit connected to a battery. If the internal resistance of the battery is 0.2Ω.

asked Jul 13, 2021 in Physics Form 3

0 votes

1 answer

The figure below shows the displacement-time graph of a certain wave.

asked Jul 13, 2021 in Physics Form 2

0 votes

1 answer

State one advantage of the circuit breaker over a wire fuse.

asked Jul 13, 2021 in Physics Form 1

0 votes

1 answer

An immersion heater rated 4000W is used continuously for 1hour 30 minutes. Calculate the cost of operation at Ksh.6.70 per unit.

asked Jul 13, 2021 in Physics Form 3

0 votes

1 answer

Describe briefly how an N-type and a P-type semi conductors are made.

asked Jul 13, 2021 in Physics Form 4

0 votes

1 answer

State the function of ammonium chloride paste in a dry cell.

asked Jul 13, 2021 in Physics Form 1

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