DP Physics (first assessment 2025)

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Question 23M.1A.SL.TZ1.8

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Date May 2023 Marks available [Maximum mark: 1] Reference code 23M.1A.SL.TZ1.8
Level SL Paper 1A Time zone TZ1
Command term Question number 8 Adapted from N/A
8.
[Maximum mark: 1]
23M.1A.SL.TZ1.8

The input power of an electric motor is 200 W. It is used to raise a mass of 10 kg at constant speed.
If the efficiency of the motor is 40 %, through what height will the mass be raised in 1 second?


A.  0.5 m

B.  0.8 m

C.  1.2 m

D.  2.0 m

[1]

Markscheme

B

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