Answer: Option (B) is correct.
The first law of thermodynamics is an adaptation of the law of conservation of energy, this is thoroughly adapted for the systems(thermodynamics). Law of conservation of energy defines that the total energy of a confined system is stable; energy can be transferred or converted from one form to another, but it cannot be formed or destroyed.
Answer:
D they both are the same acceleration because they are in free fall
Answer:
∴The air cannot be made to flow in with the given pump at the given conditions.
Explanation:
Given:
- gauge pressure of bicycle tyre,

- length of cylinder of the pump,

- area of the the cylinder of the pump,

- we have the density of air at STP,

The piston must be pushed more than the pressure inside the tyre:


∴The air cannot be made to flow in with the given pump at the given conditions.
Answer:
what is the question please?
I don't see any answer choices, but if I remember correctly, the overweight BMI score is 20-22 and up. Probably 22 and up.