38) Given, base area of a cute is 25 square centimeter. Then, its volume is

39) A tank of width 9m and length 24m is filled with water to a depth of 10m. Calculate the pressure at the bottom of the tank

40) Calculate the DC output of a half wave rectifier used to rectify an AC sinusoidal signal of 12V rms (assume ideal diode)

41) A piezo electric type accelerometer has a sensitivity of 50 mV/g. The transducer is subjected to a constant acceleration of 5g. What is the output of the accelerometer?

42) What is the Ah rating of a 40V battery required for an inverter with efficiency 80% used in house hold off-grid solar power system if the daily consumption is 1.6 KWh?