Which of the following is correct?

3

Questions Match

1.
Which of the following is correct?

1. Sum of mole fraction of all the components in a solution is always unity2. Mole fraction depends upon temperature3. Mole fraction is always negative4. Mole fraction is independent of content of solute in solution

2. A body is moving with a constant speed but its velocity is changing. Which of the following is correct?

1. The body is in uniform motion2. The body has zero acceleration3. The body is moving on a curved path4. The speed and velocity both are constant

3. A particle moves in a circle of radius \( r \) with angular speed \( \omega \). Which of the following is correct?

1. Linear speed \( v = r/\omega \)2. Linear speed \( v = \omega r \)3. Linear speed \( v = r\omega^2 \)4. Angular acceleration = \( \omega^2 \)

Which of the following is correct?