Waec Model Questions Vol1 2018 Physics Question 45

Practice objective / multiple choice question 45 from the 2018 Waec Model Questions Vol1 Physics examination.

Waec Model Questions Vol1 2018 Physics Objective / Multiple Choice Medium Difficulty

Question 45 WAEC_MODEL_QUESTIONS_VOL1 • 2018 • PHYSICS • objective

A metal rod of length 2 m and cross-sectional area 0.01 m² is subjected to a tensile force of 1000 N. Calculate the stress and strain experienced by the rod. If the Young's modulus of the material is 200 GPa, determine the change in length of the rod.

Answer Options

Correct Answer A. 100 MPa, 0.0005, 1 mm

B. 200 MPa, 0.0007, 2 mm

C. 80 MPa, 0.0004, 0.8 mm

D. 150 MPa, 0.0003, 1.5 mm

Correct Answer

Correct Option:

100 MPa, 0.0005, 1 mm

About This Question

This is Waec Model Questions Vol1 2018 Physics Question 45. It is one of the objective questions from the 2018 Waec Model Questions Vol1 Physics examination.

Difficulty level: Medium .

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