30°
60°
90°
120°
D. 120°
bh3/4
bh3/8
bh3/12
bh3/36
Magnitude
Direction
Position or line of action
All of the above
bh3/4
bh3/8
bh3/12
bh3/36
h/kG
h2/kG
kG2/h
h × kG
D/(D - d)
D/(D + d)
2D/(D - d)
2D/(D + d)
N-m
m/s
m/s2
rad/s2
Direction of the axis of rotation
Magnitude of angular displacement
Sense of angular displacement
All of these
Perfect frame
Deficient frame
Redundant frame
None of the above
Reversible machine
Non-reversible machine
Neither reversible nor non-reversible machine
Ideal machine
Angle between normal reaction and the resultant of normal reaction and the limiting friction
Ratio of limiting friction and normal reaction
The ratio of minimum friction force to the friction force acting when the body is just about to move
The ratio of minimum friction force to friction force acting when the body is in motion
One point
One plane
Different planes
Perpendicular planes
Newton
Pascal
Watt
Joule
Their algebraic sum is zero
Their lines of action are at equal distances
The algebraic sum of their moments about any point in their plane is zero
The algebraic sum of their moments about any point is equal to the moment of their resultant force about the same point.
Reducing the problem of kinetics to equivalent statics problem
Determining stresses in the truss
Stability of floating bodies
Designing safe structures
α = 45° + φ/2
α = 45° - φ/2
α = 90° + φ
α = 90° - φ
Velocity
Acceleration
Momentum
None of these
The algebraic sum of the forces, constituting the couple is zero
The algebraic sum of the forces, constituting the couple, about any point is the same
A couple cannot be balanced by a single force but can be balanced only by a couple of opposite sense
All of the above
Translatory motion
Rotational motion
Combined translatory and rotational motion
None of the above
Potential energy only
Kinetic energy of translation only
Kinetic energy of rotation only
Kinetic energy of translation and rotation both
MS/3
MS/4
MS/5
None of these
m1/m2
m1. g. sin α
m1.m2/m1 + m2
m1. m2.g (1 + sin α)/(m1 + m2)
Two members with unknown forces of the frame
Three members with unknown forces of the frame
Four members with unknown forces of the frame
Three members with known forces of the frame
Change
Does not change
Changes periodically
None of these
0.1 joule/s
1 joule/s
10 joules/s
100 joules/s
Density of metal can't be determined
Metal is twice as dense as water
Metal will float in water
Metal is twice as dense as unknown fluid
0°
30°
45°
60°
Arm of man
Pair of scissors
Pair of clinical tongs
All of the above
P × OA
P × OB
P × OC
P × AC
Momentum and impulse
Torque and energy
Torque and work
Moment of a force and angular momentum.
7.8 N
8.9 N
9.8 N
12 N