Ayesha is travelling in a train. As she is looking out of the window, another train on an adjacent track moving in the same direction, overtakes her train. Which of the following is TRUE? book Science up91 down13 ATo Ayesha, the other train will appear to be travelling FASTER than it actually is. BTo Ayesha, the other train will appear to be travelling SLOWER than it actually is. CTo Ayesha, the other train will appear to be travelling AT THE SAME SPEED as it actually is. DTo Ayesha, the other train will appear to be travelling in the opposite direction.

According to newton's second law, when the same force is applied to two objects of different masses, a the object with greater mass will experience a great acceleration, and the object with less mass will experience an even greater acceleration, b. the object with greater mass will experience a smaller acceleration, and the object with less mass will experience a greater acceleration, c. the object with greater mass will experience a greater acceleration, and the object with less mass will experience a smaller acceleration, d. the object with greater mass will experience a small acceleration, and the object with less mass will experience an even smaller acceleration.

Oxygen undergoes an isentropic expansion from 120 degree c and 280 kpa absolute to 140 kpa absolute. determine the final temperature of the oxygen and the amount of work per kg of o_2 produced in the process if it is adiabatic.

What are the necessary conditions for fusion?