Question 8: Explain why it is impossible for a particle with rest mass to move faster than the speed of light. ANSWER According to special…
Question 9: Use photon model to explain why ultraviolet is harmful to your skin while visible light is not? ANSWER The harmfulness of radiation depends…
Question 10: Why the annihilation of an electron and positron creates a pair of photons a d not a single photon? ANSWER When a particle…
Question 1: Imagine a world in which c = 50 m/s. How would the every day events appear to us? ANSWER Decreasing the velocity of…