If a free electron moves through a potential difference of 1 kV, then the energy gained by the electron is given by

Consider the following circuit.

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Which one of the following is the value of the resistance between points A and B in the circuit given above ?

The absolute zero temperature is 0$$^\circ$$K. In $$^\circ$$C unit, which one of the following is the absolute zero temperature ?

Consider the following statements about visible light, UV light and X-ray.

1. The wavelength of visible light is more than that of X-ray.

2. The energy of X-ray photons is higher than that of UV light photons.

3. The energy of UV light photons is less than that of visible light photons.

Which of the statement(s) given above is/are correct?