ECAT Pre Engineering Physics Chapter 2 MCQ Test With Answer

Top Scorers Of Physics ECAT Pre Engineering Chapter 2 Vectors and Equilibrium MCQ`s Test

Sr.#	Question	Answer
1	If the vector 5 N lies along with x-axis, then its component along y-axis will be:	A. Zero B. 5 N C. 7 N D. 10 N
2	Two forces each of 10 N act on a body, if the force are inclined at 30° and 60° respectively with x-axis, then x-component of their resultant is:	A. 20 N B. 13.66 N C. 10 N D. 8.66 N
3	Which of the following is scalar quantity?	A. Electric potential B. Velocity C. Momentum D. Force
4	Two vectors to be combined have magnitudes of 60 N and 35 N. Pick the possible answer:	A. 100 N B. 70 N C. 20 N D. Zero
5	Tick the correct answer:	A. Torque is a vector quantity B. Torque is the turning effect of a force C. Torque is called moment of a force D. All of above
6	Parallel vectors of same magnitudes:	A. Are equal B. Are unequal C. When added give the some equal to zero D. Give the answer equal to zero
7	All trigonometric functions (sine, cosine, tangent etc) are positive in:	A. 1st quadrant B. 2nd quadrant C. 3rd quadrant D. 4th quadrant
8	The driection of vector si space is specified by:	A. One angle B. Two angles C. Three angles D. None of above
9	Scalar product is also called:	A. Cross product B. Dot product C. Product scalar D. Product vector
10	The perpendicular distance from the axis of rotation to the line of action of force is called:	A. Moment arm B. Moment of a force C. Torque D. Non of these