Q.1
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
  • turning pair
  • rolling pair
  • sliding pair
  • spherical pair
Q.2
The SI unit for length or distance is
  • foot (ft)
  • inch (in)
  • mile (mi)
  • meter (m)
Q.3
The SI unit for time is
  • second (s)
  • minute (min)
  • hour (hr)
  • year (yr)
Q.4
What is the SI unit for acceleration?
  • m/s
  • m
  • s
  • m/s²
Q.5
What is the SI unit for speed and velocity?
  • Km
  • s
  • m/s
  • m/s²
Q.6
How much time would it take for an object to fall 4.7 meters?
  • 0.959 s
  • 4.79 s
  • 0.979 s
Q.7
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?
  • 1.3 m/s²
  • 2.5 m/s²
  • 3.0 m/s²
  • 7.5 m/s²
Q.8
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?
  • 525 m
  • 3750 m
  • 6235 m
  • 9813 m
Q.9
A change in velocity over time is known as:
  • acceleration
  • constant speed
  • average speed
  • displacement
Q.10
The speedometer on your car tells you
  • average velocity
  • instantaneous velocity
  • average speed
  • instantaneous speed
Q.11
An object is NOT accelerating if it is moving
  • in a circle
  • at constant velocity
  • at increasing speed
  • only as influenced by gravity
Q.12
Speed is a __________ quantity and velocity is a __________ quantity.
  • scalar, vector
  • vector, scalar
Q.13
A _________ quantity is completely described by magnitude alone. A _________ quantity iscompletely described by a magnitude with a direction.
  • vector, scalar
  • scalar, vector
Q.14
An object can be moving forseconds and still have zero displacement.
  • True
  • False
Q.15
A quantity that is ignorant of direction is referred to as a
  • vector quantity
  • scalar quantity
Q.16
A ________link is one which is formed by having a fluid in a container and the motion is transmitted through the fluid by pressure
  • fluid
  • flexible
  • rigid
  • pneumatic
Q.17
A _________________ link is one which is partly deformed in a manner not to affect the transmission of motion.
  • rigid
  • fluid
  • flexible
  • separate
Q.18
A __________ link is one which does not undergo any deformation while transmitting motion.
  • flexible
  • rigid
  • fluid
  • separate
Q.19
It is the branch of theory of machine which deals with the study of relative motion between the various parts of the machine is __________.
  • kinetics
  • dynamics
  • kinematics
  • static
Q.20
It is an assemblage of a number of resistant bodies (known as members) having no relative motion between them and meant for carrying loads having straining action is _____________.
  • Machine
  • structure
  • Mechanism
  • Force
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