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DIN - Efficiency Calculations 29/01/21

Last updated about 5 years ago

6 questions

1

Question 1

1.

State the formula for calculating power.

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Question 2

2.

State the units for power.

Question 3

3.

State the formula for calculating work done.

Question 4

4.

4.State different ways to insulate a beaker

Question 5

5.

State the number of grams in 398 kg.

Question 6

6.

Challenge: A weight lifter lifts a mass of 140kg a height of 1.2m in 0.6s. Calculate the power, to five significant figures.