Question 17 to 26.
17. A gardener pushes a wheelbarrow with a force of 100N. If the handle of the wheel barrow makes an angle 50° with the ground, the work done in pushing the wheelbarrow through a distance of 50m is
(a) 3124)
(6) 3124MW
(c) 3124W
(d) 3124MJ
18. The pressure at any point in a liquid at rest depends only on the;
(a) Depth and density (b) Mass and volume (c)
Quantity and the surface area (d) Surface area and
viscosity.
19. The statement stress is directly proportional to strain during elastic deformation is
(a) Young's modulus
(b) Yield point
(c) Plasticity
(d)Hooke's law
20. Heat can be transferred in following ways except...
(a) radiation
(b) surface tension
(c) conduction
(d) convection
21. A certain mass of a gas occupying 43.5cm3 at 150C is heated at constant pressure to 850C, what volume of gas will be occupied at this new
temperature (a)45.07cm³
(b) 54.1cm³
(c) 55.0cm³
(d) 45.1cm³
22. The units of heat capacity is.....
(a) J/kg K
(b) J/K
(c) J/kg (d) J/g °C
23. Water has a boiling point of
(a) 1000F
(b) 273K
(c) 3730F
(d) 373K
24. The heat required to raise the temperature of a body by one kelvin (10k) is
(a) Temperature (b) specific heat capacity (c) Latent heat (d) heat capacity
25. A platinum resistance thermometer has a resistance of 10.42 at 0°C and 14.350 at 100°C. What is the of resistance thermometer when the temperature is 45°C
26. glass? Which of the following liquids does not wet
(a) 11.402
(b) 1.222
(c) 12.182
(d) 13.812
(a)kerosene
(b) oil
(c) mercury
(d) blood
17. (c) 3124W
18. (a) Depth and density
19. (d) Hooke's law
20. (b) Surface tension
21. (a) 45.07cm³
22. (d) J/g °C
23. (d) 373K
24. (b) Specific heat capacity
25. 11.402
26. (a) Kerosene