Which gas is used in spite of freon gas in refrigerator : 
Co2, H2, NH3, N2

In gases heat is mainly transferred by : 
Conduction, Molecular Collision, Convection, Radiation

The energy in the stretched bow is : 
Elastic P.E, K.E, heat energy, Sound Energy

Which quanity is scalar : 
Force, Power, Velocity, Torque

Production of mass and velocity of a body is called : 
Torque, Force, Work, Momentum

In right triangle length of base is 4 cm and its hypotenuse is 5 cm then length of perpendular : 
1 cm, 3 cm, 20 cm, 9 cm

The value of gravitional field strength near the surface of earth is : 
20 Nkg1, 30 Nkg1, 5 Nkg1, 10 Nkg1

The SI system unit of density is : 
Kgm1, Kgm3, Kgm2, Kgm

The base quanity is : 
Mass, Volume, Torque, Momentum

The centre of gravity of irregular shaped body can be found with help of : 
Wedge, Metre rod, Plumber line, Screw gauge

A string is stretched by two equal and opposite force 10 N each .The tension in the string : 
10 N, 5 N, Zero, 20 N

A ball is thrown vertically upward its velocity at the highest point : 
minus 10 mS1, 10 mS1, Zero, 100 mS1

The number of base unit in SI are : 
3, 6, 7, 9

A ball is thrown vertically upward its velocity at the highest point : 
10 ms1, minus 10 mS1, 10 mS2, Zero

The motion of a body about an axis is called : 
Circular Motion, vibratory Motion, Rotational Motion, Random Motion

The unit of momentum is : 
Nm, KgmS2, Ns1, Ns

A string is stretched by two equal and opposite force 10 N each .The tension in the string : 
0 N, 5 N, 10 N, 20 N

The number of perpendicular components of a force : 
1, 3, 4, 2

A force of 10 N is making an angle of 30° with the horizontal.its horizontal component will be : 
4 N, 5N, 7N, 8.7N

The value of g at a height on Earths radius above the surface of the Earth is : 
2g, 1/2g, 1/3g, 1/4g

The work will be zero when the angle between the force and the distance is : 
45°, 60°, 90°, 180°

Si unit of Pressure is Pascal ,which is equal to : 
10^4 Nm2, 1Nm2, 10^2Nm2, 10^3Nm2

Water freezes at : 
0° F, 32° F, Minus 273 K, 0 K

The ways by which transfer of heat place are : 
1, 4, 2, 3
