DP Physics (first assessment 2025)

Question 20N.1A.SL.TZ0.17

Date	November 2020	Marks available	[Maximum mark: 1]	Reference code	20N.1A.SL.TZ0.17
Level	SL	Paper	1A	Time zone	TZ0
Command term		Question number	17	Adapted from	N/A

17.

[Maximum mark: 1]

20N.1A.SL.TZ0.17

A power station generates $250 kW$ of power at a potential difference of $25 kV$ . The energy is transmitted through cables of total resistance $4.0 Ω$ .

What is the power loss in the cables?

A. $0.04 kW$

B. $0.4 kW$

C. $4 kW$

D. $40 kW$

[1]

Markscheme

Syllabus sections

B. The particulate nature of matter » B.5 Current and circuits

Question 20N.1A.SL.TZ0.17

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