Neco Model Questions Vol1 2020 Physics Question 41

Practice objective / multiple choice question 41 from the 2020 Neco Model Questions Vol1 Physics examination.

Neco Model Questions Vol1 2020 Physics Objective / Multiple Choice Medium Difficulty
Question 41 NECO_MODEL_QUESTIONS_VOL1 • 2020 • PHYSICS • objective

The diagram shows a block of mass 2.0 kg placed at the top of a smooth incline making an angle of 30° with the horizontal. The block slides down, reaches a horizontal rough surface of length 4.0 m with coefficient of kinetic friction 0.20, then contacts a spring of constant 800 N·m⁻¹ fixed to a vertical wall and compresses it by 5.0 cm before stopping. What minimum vertical height \(h\) of the incline is required for the block to compress the spring by this amount?

Answer Options

Correct Answer A. 0.85 m
B. 0.75 m
C. 0.65 m
D. 0.95 m
Correct Answer
A
Correct Option:
0.85 m

About This Question

This is Neco Model Questions Vol1 2020 Physics Question 41. It is one of the objective questions from the 2020 Neco Model Questions Vol1 Physics examination.

Difficulty level: Medium .

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