42) The ratio of collector current to emitter current of a transistor is 0.99. What is the ratio of collector current to base current?

43) Internal resistance of a galvanometer is 1 Ohm. A resistor ( R) and a voltage source of 10V are connected in series to the galvanometer to make an ohm meter. Full scale deflection of the galvanometer corresponds to 1 mA. What is the value of the resistance

44) What is the peak to peak voltage of 250V AC?

45) Equation of voltage from source is v=3sin(20t)+4sin(30t). What is the power dissipated if this voltage is applied across a 10 Ohm resistor.

46) Which of the following is a loss in a d.c. generator