d) Y e) B D Y

Find the current iy ANSWER:______________mA

6. What is the maximum instantaneous current that flows in an electrical device rated as 240 V 1500W? A. 3.13 A C. 6.25 A B. 4.42 A D. 8.84 A

6. A diesel power station has a fuel consumption of 0.37 lb/kWh, the calorific value of fuel being 30,000 BTU/lb. Determine the engine. efficiency if the alternator efficiency is 95 % neglect brake power on the engine. A. 22 % B. 29 % C. 36 % D. 34%

P Flag question If the effective voltage across a resistor is v2 V, then The maximum voltage is: Select one: a. 1.414 V b. 0.707 V C. None of these d. 2 V

I1

Find the upper limit (in ohms)for the :give color code Grey Blue Red Gold اخترأحد الخيارات a. 9.030K b. None of these c. 9030K d. 8500

Measured Power (using measured voltage and measured resistance) Measured Calculated Percent Voltage Drop Voltage Drop Error 0.676691729 R1 0.83 3 R2 1.488721805 | 1.50 R3 2.233082707| 2.28 R4 4.601503759 | 4.61 VAC 4.398496241 | 2.35 VB 8.323308271| 8.49 Total

Q2. A farmer has a small herd of 500 cows and wishes to generate electricity for the electrical appliances in the farm from methane gas by using cow waste. What method you would suggest him to produce methane gas and from that to produce electricity? Explain your suggestions with neat sketches.

8.) Suppose a resistor has a voltage drop of 0.000034 volts across it.  How many µ (micro) volts is dropped across the resistor? a. 34 µV b. 0.34 µV c. None of These d. 3.4 µV   10.) How much current flows in a short circuit? a. About 2 A b. A very large amount c. A very small amount d. About 20 A 11.) How much resistance is in the following circuit: (picture inserted below) a. A very small amount b. A very large amount