WorksheetsCalculating power
Total questions: 1
Worksheet time: 7mins
1-10.
Answer the questions below after watching the video
What is the formula for calculating power?
Power = Work * Time
Power = Time / Work
Power = Work / Time
Power = Work + Time
In the formula for power, what does the 'work' represent?
The energy transferred
The time spent
The distance covered
The force applied
What does the triangle mentioned in the video help with?
Calculating the area of a triangle
Measuring distances
Solving for power, work, and time
Understanding geometric shapes
If 1224 Joules of work is applied for 6 seconds, how much power is produced?
done of these
1218 Watts
7344 Watts
204 Watts
What unit is used to measure power in the given examples?
Joules
Watts
Seconds
Joules per second
If John applied 500 Joules of work for 20 seconds, how much power was produced?
20 Watts
25 Watts
10000Watts
525 Watts
What does the unit 'Watts' measure?
Power
Work
Time
Distance
How much time is needed to produce 1440 Joules of work if 180 Watts of power is applied?
8 seconds
10 seconds
12 seconds
15 seconds
How much power does it take to accelerate a 15 kg object at 2 m/s2 over a distance of 10 m in 30 seconds?
Hint find work first W = F X D
300 watts
9000 watts
30 Watts
57 watts
What is the result when calculating work as power times time, given 30 Watts of power applied for 200 seconds?
170 Joules
230 Joules
6.7Joules
6000 Joules
