Igcse Model Questions Vol1 2017 Physics Question 20

Practice objective / multiple choice question 20 from the 2017 Igcse Model Questions Vol1 Physics examination.

Igcse Model Questions Vol1 2017 Physics Objective / Multiple Choice Medium Difficulty
Question 20 IGCSE_MODEL_QUESTIONS_VOL1 • 2017 • PHYSICS • objective

A 3.0 kg crate is pulled horizontally by a constant force of 60 N over a distance of 4.0 m. The floor exerts a kinetic friction force with coefficient \(\mu_k = 0.20\). The crate starts from rest. (a) Calculate the total work done by the pulling force. (b) Determine the crate's final speed. (c) Find the average power delivered by the pulling force during the motion.

Answer Options

A. a) 200 J; b) 13.5 m/s; c) 3.0×10^2 W
Correct Answer B. a) 240 J; b) 12.0 m/s; c) 3.25×10^2 W
C. a) 260 J; b) 9.8 m/s; c) 3.5×10^2 W
D. a) 180 J; b) 10.0 m/s; c) 2.5×10^2 W
Correct Answer
B
Correct Option:
a) 240 J; b) 12.0 m/s; c) 3.25×10^2 W

About This Question

This is Igcse Model Questions Vol1 2017 Physics Question 20. It is one of the objective questions from the 2017 Igcse Model Questions Vol1 Physics examination.

Difficulty level: Medium .

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