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Date May 2014 Marks available 1 Reference code 14M.1.SL.TZ2.8
Level Standard level Paper Paper 1 Time zone Time zone 2
Command term Question number 8 Adapted from N/A

Question

An insect of mass m jumps vertically from rest to a height h. The insect releases the energy needed for the jump in time Δt. What is the estimate for the power developed by the insect?

A. mgh Δt

B. mh Δt

C. \(\frac{{mgh}}{{\Delta t}}\)

D. \(\frac{{mh}}{{\Delta t}}\)

Markscheme

C

Examiners report

[N/A]

Syllabus sections

Core » Topic 2: Mechanics » 2.4 – Momentum and impulse
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