1. Find the power of a light bulb that uses 10494 J in 198 s.
2. Find the power of a kettle that uses 719562 J in 258 s.
3. Find the power of a washing machine that uses 64192 J in 118 s.
4. Find the power of a toaster that uses 248064 J in 204 s.
5. Find the power of a fan that uses 8004 J in 92 s.
6. Find the energy used by a 622 W washing machine in 253 s.
7. Find the time taken for a 2122 W kettle to use 331032 J of energy.
8. Find the energy used by a 2264 W kettle in 186 s.
9. Find the time taken for a 1256 W toaster to use 301440 J of energy.
10. Find the energy used by a 41 W light bulb which is on for 96 s.
11. Find the time taken for a 1.321 kW toaster to use 317.04 kJ of energy.
12. Find the energy used by a 2869 W kettle in 1 minute 36 seconds.
13. Find the energy used by a 926 W toaster in 3 minutes 33 seconds.
14. Find the power of a toaster that uses 156.894 kJ in 158 s.
15. Find the time taken for a 0.452 kW washing machine to use 151.872 kJ of energy.
1. 53 W
2. 2789 W
3. 544 W
4. 1216 W
5. 87 W
6. 157366 J
7. 156 s
8. 421104 J
9. 240 s
10. 3936 J
11. 240 s
12. 275424 J
13. 197238 J
14. 993 W
15. 336 s