Related Questions
What is the correct answer?
4
The inherent property of a body which offers reluctance to change its state of rest or uniform motion, is
What is the correct answer?
4
The following factor affects the orbit of a satellite up to an altitude of 720 km from the earth's surface
A. Uneven distribution of the gravitational field
B. Gravity of the sun and the moon
What is the correct answer?
4
The moment of inertia of a circular lamina of diameter d, about an axis perpendicular to the plane of the lamina and passing through its centre, is
What is the correct answer?
4
One Newton force, is
What is the correct answer?
4
In a simple screw jack, the pitch of the screw is 9 mm and length of the handle operating the screw is 45 cm. The velocity ratio of the system is
What is the correct answer?
4
The angles between two forces to make their resultant a minimum and a maximum respectively are
What is the correct answer?
4
Angular acceleration of a particle may be expressed as
What is the correct answer?
4
The shape of a suspended cable under its own weight, is
What is the correct answer?
4
Three forces which act on a rigid body to keep it in equilibrium. The forces must be coplanar and
What is the correct answer?
4
The unit of force in C.G.S. system of units, is called
What is the correct answer?
4
Select the correct statement
A. The body centrode rolls on the space centrode
B. The space centrode rolls on the body centrode
C. Both body and space centrodes may role on each other
D. The body centrode never touches space centrode
What is the correct answer?
4
A particle moves with a velocity of 2 m/sec in a straight line with a negative acceleration of 0.1 m/sec2. Time required to traverse a distance of 1.5 m, is
What is the correct answer?
4
The force which produces an acceleration of 1 m/sec2 in a mass of one kg, is called
What is the correct answer?
4
A satellite moves in its orbit around the earth due to
What is the correct answer?
4
Kinetic friction may be defined as
A. Friction force acting when the body is just about to move
B. Friction force acting when the body is in motion
C. Angle between normal reaction and resultant of normal reaction and limiting friction
D. Ratio of limiting friction and normal reaction
What is the correct answer?
4
The ends of a string weighing w/metre are attached to two points at the same horizontal level. If the central dip is very small, the horizontal tension of the string throughout is
What is the correct answer?
4
The centre of gravity of the trapezium as shown in below figure from the side is at a distance of
A. (h/3) × [(b + 2a)/(b + a)]
B. (h/3) × [(2b + a)/(b + a)]
C. (h/2) × [(b + 2a)/(b + a)]
D. (h/2) × [(2b + a)/(b + a)]
What is the correct answer?
4
A body A of mass 6.6 kg which is lying on a horizontal platform 4.5 m from its edge is connected to the end of a light string whose other end is supporting a body of mass 3.2 kg as shown in below figure. If the friction between the platform and the body A is 1/3, the acceleration is
What is the correct answer?
4
A projectile has maximum range of 40 m on a horizontal plane. If angle of projection is a and the time of flight is 1 second, then sin a must be about (Assume g = 10 m/sec²)
What is the correct answer?
4
Pick up the correct statement from the following. The kinetic energy of a body
A. Before impact is equal to that after impact
B. Before impact is less than that after impact
C. Before impact is more than that after impact
What is the correct answer?
4
Work may be defined as
What is the correct answer?
4
The pole distance is measured in
What is the correct answer?
4
A light rope is loaded with many equal weights at equal horizontal intervals. The points of suspension on the rope lie on a
What is the correct answer?
4
Which one of the following statements is true?
A. The tangent of the angle of friction is equal to coefficient of friction
B. The angle of repose is equal to angle of friction
C. The tangent of the angle of repose is equal to coefficient of friction
What is the correct answer?
4
The potential energy of a particle falling through a straight shaft drilled through the earth (assumed homogenous and spherical) is proportional to
D. 1/r Where r is the distance of the particle from centre of the earth
What is the correct answer?
4
The motion of a particle moving with S.H.M. from an extremity to the other, constitutes
What is the correct answer?
4
If the angular distance, 0 = 2t3 - 3t², the angular acceleration at t = 1 sec. is
What is the correct answer?
4
In which of the following trusses, the method of substitution is required for determining the forces in all the members of the truss by graphic statics?
What is the correct answer?
4
If the gravitational acceleration at any place is doubled, the weight of a body, will
What is the correct answer?
4
If a ball which is dropped from a height of 2.25 m on a smooth floor attains the height of bounce equal to 1.00 m, the coefficient of the restitution between the ball and floor, is