Physics
Consider the following statements :1. There is no net moment on a body which is in equilibrium.2. The momentum of a body is always conserved.3. The kinetic energy of an object is always conserved.Which of the statements given above is/are correct?

1 only
1 and 2 only
2 and 3 only
1, 2 and 3

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Physics
Which of the following events occurred first ?

Madame Marie Curie became the first woman Nobel Prize winner
Albert Einstein propounded the General Theory of Relativity
Max Planck unveiled the Quantum Theory
Marconi first tranmitted a wireless signal

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