SECTION A (25MKS)
 Figure I shows a reading of a micrometer screw gauge when a metallic spherical ball of mass 31.2g is measured in it.
If the micrometer screw gauge had a zero error of 0.01; what is The diameter of the sphere (2mks)
 The density of the ball (2mks)
 Name one force that may determine the meniscus of liquid in a glass (1mk)
 A water pipe of diameter 8.8cm is connected to another pipe of diameter 2.2cm. The speed of the water in the smaller pipe is 40m/s. What is the speed, V_{1} of the water in the larger pipe? (2 mks)
 The figure below shows a volumetric flask fitted with a glass tube filled with coloured water which was heated to a temperature of 80^{0}c
 What was observed when the flame was withdrawn and left for some time? (1mk)
 Explain the observation made in 4(a) (1mk)
 The figure below shows a utube connected to a gas supply containing liquids L_{1} and L_{2} of densities 1.8g/cm^{3} and 0.8g/cm^{3} respectively in equilibrium.
Given that h_{1}=8cm and h_{2}=12cm and the atmospheric pressure is 1.02x10^{5}pa. Determine the gas pressure. (3mks)
 A cart of mass 35kg is pushed along a horizontal path by a horizontal force of 14N and moves with a constant velocity. The force is then increased to 21N .Determine:
 The resistance to the motion of the cart. (1mk)
 The acceleration of the cart. (2mks)
 State the unit for spring constant. (1mk)

 How does the position of C.O.G affects the stability of a body? (1mk)
 The figure below shows a uniform rod AE which is 40cm long .It has a mass of 2kg and pivoted at D. If 2Nis acting at a point E and 30N force is passed through a frictionless pulley, find the value of x acting at end A. (3mks)
 A turntable of radius 16cm is rotating at 960 revolutions per minute .Determine the angular speed of the turntable. (2mks)
 Distinguish between solid and liquid states of matter in terms of intermolecular forces. (1mk)
 State two environmental hazards that may occur when oil spills over a large surface area of the sea. (2mks)
SECTION B: 55MKS