1. 1995 Q10 P1
In the set up shown in figure 3, water near the top of the boiling tube boils while at the bottom it remains cold.
In the set up shown in figure 3, water near the top of the boiling tube boils while at the bottom it remains cold. Give a reason for the observation (1mark)
1. 1997 Q3 P1
Give a reason why the weight of the body varies from place to place
2. 1997 Q8 P1
State the reason why water spilled on a glass surface wets the surface
3. 1997 Q13 P1
Figure 6 shows a beam AB supported at points A and B. A large F is applied on the beam as shown. Mark on the diagram, the position X, where a notch is likely to appear.
1. 1995 Q11 P1
You are provided with a charged electroscope, an insulator and a conductor. Describe how you would use these apparatus to distinguish in the insulator from the conductor (2 marks)
2. 2001 Q9 P1
Fig. 7 shows “windmill” which when connected to the dome of a positively charged Van de Graff generator is observed to rotate as indicated. A, B, C and D are sharp points
1. 1995 Q12 P1
State two advantages of an alkaline battery over a lead acid battery (2 marks)
2. 1996 Q19 P1
In large current circuits large resistors in parallel are preferred to low resistors in series explain (2marks)
3. 1998 Q10 P1
A car battery requires topping up with distilled water occasionally. Explain why this is necessary and why distilled water is used.
4. 2000 Q10 P1
State one advantage of an alkaline accumulator over a lead – acid accumulator.
To get more papers like topical questions, KCSE and KCPE KNEC revision papers and resources, all levels of Kenyan revision materials and other academic aides, which are in downloadable format, visit our sister site and register as a member. To learn on registration, click here.