40) What is the frequency of the sinusoidal signal that occupies five horizontal divisions and three vertical divisions on a CRO for one complete cycle, if the time base is set at 1ms per division?

41) The open circuit voltage of a battery is 10V. When it is connected across a resistor of 99 Ohm, the voltage across the resistor is 9.9V. What is the internal resistance of the battery?

42) which of the following is not an advantage of BGA (Ball Grid Array) packaging?

43) Sum of three consecutive even numbers is 36. The largest among these is

44) Which modulation scheme is most affected by noise?