Water is used as a coolant in automobiles radiators because it has high specific heat capacity. So, it absorbs a large amount of heat for a... View Article
Acceleration is the change in velocity with respect to time, which can be represented as dv/dt. The factor d/dt represents the rate of change of... View Article
Answer: (A) Heat gained = Heat lost The science of measuring the changes in the state variables of a body in order to calculate the heat... View Article
The Density of Water can be defined as the weight of the water per its unit volume, which depends on the temperature of the water. The maximum... View Article
For a uniform circular motion, velocity is along the tangent, and acceleration is towards the centre of the circle. The movement of a body... View Article
Both the stones will rise to the same height. It is because, for a body moving with given initial velocity and acceleration, the distance covered... View Article
When temperature remains constant, the pressure and the volume of a quantity of gas is related as PV = constant. This relationship is known as... View Article
The slope in the velocity-time graph represents the acceleration. The slope is defined as the ratio of change in y-axis to change in the x-axis.... View Article
Two identical blocks of iron, one at 10oC and the other at 20oC, are put in contact. Suppose the cooler block cools to 5oC and the warmer block... View Article
For conservative forces, the total mechanical energy (= potential energy + kinetic energy) is constant. The equation shows that the total... View Article
