8 Energy – forces doing work

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Question 30

A theatre technician pushes a wheeled scenery panel using a constant horizontal force. The panel moves 1.6 m in the direction of the force before reaching a stop. The technician continues to push with the same force while the panel remains against the stop. The total work done by this force is 72 J. What is the magnitude of the force?

[1]

$N45\ \mathrm{N}$

$N72\ \mathrm{N}$

$N115\ \mathrm{N}$

$N0.022\ \mathrm{N}$

8 Energy – forces doing work

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52

Question 30

A theatre technician pushes a wheeled scenery panel using a constant horizontal force. The panel moves 1.6 m in the direction of the force before reaching a stop. The technician continues to push with the same force while the panel remains against the stop. The total work done by this force is 72 J. What is the magnitude of the force?

[1]

$N45\ \mathrm{N}$

$N72\ \mathrm{N}$

$N115\ \mathrm{N}$

$N0.022\ \mathrm{N}$

8 Energy – forces doing work

Question 30

Markscheme

8 Energy – forces doing work

Question 30

Markscheme

8 Energy – forces doing work

Question 30

8 Energy – forces doing work Questions

8 Energy – forces doing work

Question 30

8 Energy – forces doing work Questions