the art and science of teaching teachers

Kilowatt and megawatt are higher units of power. Another unit of power is horse power 1 horse power = 746 wat..

Calcium carbonate = CaCO 3 Ca = 40, C = 12, O = 16GMM = 1 x 40 + 1 x 12 + 3 x 16= 40 + 12 + 48 = 100..

Mass of the body (m) = 2 kg Height (h) = 25 m Potential energy of the body = mgh 02. A bag of rice weighs 75 kg. To what height is it raised if the work done in lifting it is 4900 ..

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Mass of the toy car (m) = 150 g Velocity (v) = 5 m/s Momentum (p) = mv Momentum = 0.75 kg ..

Question: 1 newton = ________ 1. 2. 3. 4. Answer: ..

Mass (m) = 10 kg Acceleration (a) = 7m/s 2 Force = 70 kgm/s 2 Force = 7..

According to Newton's law of gravitation, the force of attraction is directly proportional to the mass of the body. Consider two objects of mass m separated by a distance d, then the force between them is given by the relation Two Objects of Mass m Separated by a Distance d When the mass of one of ..

Let us now calculate the force of gravitation existing between two unit masses separated by a unit distance. m 1 = 1 kg m 2 = 1 kg d = 1m G = 6.6734 x 10 - 1 1 Nm 2 /kg 2 This is a very weak force. To find Force existing between two objects of masses 60kg and 100kg separated by a distance of 1m: F ..

Question: The second equation of motion for a freely falling body starting from rest is _______. 1. 2. 3. 4. Answer: ..