This set of Engineering Mechanics Multiple Choice Questions & Answers (MCQs) focuses on “Moment of a Force – 1”. 1. Determine the smallest force applied at R which creates the same moment about P as by 75N. a) 37.5N b) 112.5N c) 60N d) 0N 2. What does the moment of the force measure? a) … Read more
This set of Engineering Mechanics Multiple Choice Questions & Answers (MCQs) focuses on “Three Dimensional Force System”. 1. What is not the condition for the equilibrium in three dimensional system of axis? a) ∑Fx=0 b) ∑Fy=0 c) ∑Fz=0 d) ∑F≠0 2. We first make equilibrium equations and then the free body diagram and then solve … Read more
This set of Engineering Mechanics Interview Questions and Answers for freshers focuses on “Dot Product and Cross Product – 2”. 1. What is the dot product of two vectors which are having a magnitude equal to unity and are making an angle of 45°? a) 0.707 b) -0.707 c) 1.414 d) -1.414 2. Mathematically, for … Read more
This set of Engineering Mechanics Multiple Choice Questions & Answers (MCQs) focuses on “Dot Product and Cross Product – 1”. 1. Determine the magnitude of the projection of the vector force F = 100N, onto u axis, from the figure given below. a) 96.6N b) 60N c) 100N d) 70.7N 2. For two vectors A … Read more
This set of Engineering Mechanics Questions and Answers for Freshers focuses on “Cartesian Vectors – 2”. 1. Express the vector in the Cartesian Form, if the angle made by it with y and z axis is 60˚ and 45˚ respectively. Also, it makes an angle of α with the x-axis. The magnitude of the force … Read more
This set of Engineering Mechanics Multiple Choice Questions & Answers (MCQs) focuses on “Cartesian Vectors – 1”. 1. In right handed coordinate system which axis is considered to be positive? a) The thumb is z-axis, fingers curled from x-axis to y-axis b) The thumb is x-axis, fingers curled from z-axis to y-axis c) The thumb … Read more
This set of Engineering Mechanics Interview Questions and Answers focuses on “Addition of a System of Coplanar Forces”. 1. Which of the following statement is true? a) A scalar is any physical quantity that can be completely specified by its magnitude b) A vector is any positive or negative physical quantity that can be completely … Read more
