Question

is) resistor b) Which of the following devices uses a current into the base to turs it on จามา. ii) MOSI ET iii) to int iv) SCR st S2 Answer the question below based on the cireuit above. In this cireuit SI and S2 are switched on and off altemately in a regular eycle c) Which switch needs to be a controlled transistor? i) neither switch ii) si ii) S2 iv) both S1 and S2 d) Which switch could be replaced with a diode? i) neither switch i) SI ii) S2 iv) both SI and S2

Answer 1