If speed of rotation of the earth increases, the weight of the body
1). decreases
2). increases
3). remains the same
4). may increase or decrease
1. The time period of a seconds pendulum is
2. Decibel is the unit used for
3. When a number of resistors are connected in series in a circuit, the value of current:
6. Electric current is measured by which instrument?
7. Stand up India' scheme launched by the Prime Minister recently is related with
8. Which of the following is a renewable resource of energy?