A. Accelerating force increases on the wheel
B. Two forces act on the wheel
C. Two hands provide a firm grip
D. The couple acts on the wheel
It is easier to turn a steering wheel with both hands than with a single hand because Read More »
A. Torque and energy
B. Momentum and impulse
C. Energy and work
D. Mass and moment of inertia
Which of the following pairs does not have identical dimensions ? Read More »
A. Concurrent
B. Non-concurrent
C. Parallel
D. Non-parallel
Three coplanar forces acting on a body keep it in equilibrium. They should therefore be Read More »
A. 30°
B. 60°
C. 90°
D. 120°
A= 2i+2j+3k ?
A. Has direction 45° with an x-axis
B. Has magnitude 2
C. Has magnitude 2 and direction °=45° with a y-axis
D. Has magnitude -2
Which one is not correct for a vector A= 2i+2j+3k ? Read More »
A. 1
B. 2
C. 3
D. Infinite
Maximum number of components of a vector may be Read More »
A. Vector
B. Position Vector
C. Vector in the direction at angle θ with an x-axis
D. The unit vector in the direction at angle θ with an x-axis
Cosθi^ + Sinθj^ is a Read More »
A. Polar coordinate system
B. Cartesian coordinate system
C. Cylindrical coordinate system
D. Spherical coordinate system
The rectangular coordinate system is also called Read More »
A. X-axis
B. Normal on a surface
C. Y-axis
D. Z-axis
Unit vector n^ is along Read More »
