eCoaching | Online Home Tutors & Teachers
Question Options
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 Nkg-1, 30 Nkg-1, 5 Nkg-1, 10 Nkg-1
The SI system unit of density is : Kgm-1, Kgm-3, Kgm-2, 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 mS-1, 10 mS-1, Zero, 100 mS-1
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 ms-1, minus 10 mS-1, 10 mS-2, 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, KgmS-2, Ns-1, 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 Nm-2, 1Nm-2, 10^2Nm-2, 10^3Nm-2
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