WorksheetsOhms and Watts Law
Total questions: 24
Worksheet time: 13mins
The expression E is for Voltage
True
False
E=I x R, E=IR
True
False
Solve for E; 10 ohms and 240 amps
2.4volts
2400volts
.04volts
24volts
Solve for E; 14,400 watts and 500 ohms
(a)
Solve for E; 1500 watts producing 100 amps
15,000 volts
.066 volts
150,000 volts
15 volts
The expression for current is I
True
False
Current is amps
True
False
I= E/R ; amps= volts / resistance
True
False
Solve for I; 3600 watts and 10 ohms of resistance
360 amps
18.97 amps
1.01 amps
7.11 amps
Solve for I; 2400 volts, 150 watts
.0625 amps
16 amps
180,000 amps
1 amp
Solve for I; 12,000 volts,800 ohms
9,600,000 amps
.066 amps
15 amps
1.5 amps
Ω is the symbol for resistance (R) which is measured in
Watts
Ohms
Farads
Coulombs
R=E x I
True
False
Solve for R; 120 volt and 600 watts
42 ohms
.2 ohms
6,572 ohms
24 ohms
Solve for R; 6.6 amps and 300 watts
6.88 ohms
22.72 ohms
45.45 ohms
90.90 ohms
Solve for R; 230,000 volts 1,500 amps
15.33 ohms
153.33 ohms
1533.33 ohms
.0065 ohms
horse power = watts
true
false
Watts and Horse Power = Power
True
False
1 HP = ___ Watts
476
647
746
Solve for P; 6 amps and 12 ohms
432 Watts
72 Watts
.5 Watts
2 Watts
Solve for P; 480 volts and 200 amps
96,000 Watts
9,600 Watts
2.4 Watts
1,152 Watts
Solve for P; 1000 Ω , 120 volts
120,000 Watts
8.33 Watts
.12 Watts
14.4 Watts
A 400 horse power motor creates how many watts?
190,400 Watts
298,400 Watts
258,800 Watts
400 Watts
What is the voltage for a 5 Hp pump producing 15 amps of current?
248.66 volts
75 Volts
3 volts
24.86 volts
