Q.1.
A rigid link is one which does not undergo any deformation while transmitting motion.
Q.2.
If two moving elements have surface contact in motion, such pair is known as
Q.3.
Which of the following disciplines provides study of inertia forces arising from the combined effect of the mass and motion of the parts?
Q.4.
Which of the following disciplines provides study of relative motion between the parts of a machine?
Q.5.
The type of pair formed by two elements which are so connected that one is constrained to turn or revolve about a fixed axis of another element is known as
Q.6.
The SI unit for length or distance is
Q.7.
The SI unit for time is
Q.8.
What is the SI unit for acceleration?
Q.9.
What is the SI unit for speed and velocity?
Q.10.
How much time would it take for an object to fall 4.7 meters?
Q.11.
If a car is traveling forward atm/s, how fast will it be going in 1.2 seconds if the acceleration is -m/s2?
Q.12.
A boat travels 12.0 m while it reduces its velocity from 9.5 m/s to 5.5 m/s. What is the magnitude of the boat’s acceleration while it travels the 12.0 m?
Q.13.
An airplane lands on a runway with a velocity ofm/s. How far will it travel until it stops if its rate of deceleration is constant at -3 m/s2?
Q.14.
A ball is thrown downward from the top of a roof with a speed ofm/s. After 2 s, its velocity will be:
Q.15.
A change in velocity over time is known as:
Q.16.
The speedometer on your car tells you
Q.17.
A cheetah travelsm in 3 s. What is her velocity over the interval?
Q.18.
An object is NOT accelerating if it is moving
Q.19.
Speed is a __________ quantity and velocity is a __________ quantity.
Q.20.
A _________ quantity is completely described by magnitude alone. A _________ quantity iscompletely described by a magnitude with a direction.