JEE-IIT-NCERT Physics & Math

Fig. 1 also depicts the collision of a moving mass m1 with the stationary mass m2. Linear momentum … Read more Collisions in Two Dimensions

Consider first a completely inelastic collision in one dimension. Then, in Fig. 1, $\theta_1=\theta… Read more Collisions in One Dimension

In physics we study motion (change in position). At the same time, we try to discover physical quan… Read more Collisions

Often it is interesting to know not only the work done on an object, but also the rate at which thi… Read more Power

In the previous section we have discussed mechanical energy. We have seen that it can be classified… Read more Various Forms Of Energy : The Law Of Conservation Of Energy

The spring force is an example of a variable force which is conservative. Fig. 1 shows a block atta… Read more The Potential Energy Of A Spring