Questions

The huge storm known as Great red spot is associated with which planet?

What of the given below devices converts chemical energy to electrical energy?

Consider a hypothetical planet whose mass and radius are both half that of Earth. If g is the acceleration due to gravity on the surface of Earth, the acceleration due to gravity on the planet will be

Mechanical energy is the sum of

The speed of the light is maximum in

An echo is returned in 3 s. What is the distance of the reflecting surface from the source, considering the speed of sound as 342 ms-1?

Which of the following statements is correct about the President of India ?

Consider the given statement/s to be true and decide which of the given conclusions/assumptions can definitely be drawn from the given statement.
Statements:
1. All cycles are ducks.
2. All ducks are swans.
Conclusions:
I. All swans are cycles.
II. Some swans are cycles.