Related Questions
What is the correct answer?
4
The unit of Moment of Inertia of a body, is
What is the correct answer?
4
Coefficient of friction depends on
A. Nature of surfaces only
What is the correct answer?
4
The unit of moments in M.K.S system, is
What is the correct answer?
4
M.I. of a thin ring (external diameter D, internal diameter d) about an axis perpendicular to the plane of the ring, is
What is the correct answer?
4
For a simple pendulum, the period of one oscillation is
What is the correct answer?
4
A rod AB carries three loads of 30 N, 70 N and 100 N at distances of 20 mm, 90 mm and 150 mm respectively from A. Neglecting the weight of the rod, the point at which the rod will balance is
What is the correct answer?
4
If the resultant of two forces has the same magnitude as either of the force, then the angle between the two forces is
What is the correct answer?
4
From a circular plate of a diameter 6 cm is cut out a circle whose diameter is equal to the radius of the plate. The C.G. of the remainder from the centre of circular plate is at a distance of
What is the correct answer?
4
Equation of motion of a point in a straight line, is
What is the correct answer?
4
In SI units, the units of force and energy are respectively
What is the correct answer?
4
The height at which the end of a rope of length l should be tied so that a man pulling at the other end may have the greatest tendency to overturn the pillar, is
What is the correct answer?
4
A disc of mass 4 kg, radius 0.5 m and moment of inertia 3 kgm² rolls on a horizontal surface so that its center moves with speed 5 m/see. Kinetic energy of the disc is
What is the correct answer?
4
The units of moment of inertia of an area are
What is the correct answer?
4
The equation of motion of a particle starting from rest along a straight line is x = t3 - 3t2+ 5. The ratio of the accelerations after 5 sec and 3 sec will be
What is the correct answer?
4
A weight of 100 kg is supported by a string whose ends are attached to pegs A and B at the same level shown in below figure. The tension in the string is
What is the correct answer?
4
A 2 m long ladder rests against a wall and makes an angle of 30° with the horizontal floor. Where will be the instantaneous center of rotation when the ladder starts slipping? (i) 1.0 in from the wall (ii) 1.732 m from the wall (iii) 1.0 m above the floor (iv) 1.732 m above the floor The correct answer is
What is the correct answer?
4
Two objects moving with uniform speeds are 5 m apart after 1 second when they move towards each other and are 1 m apart when they move in the same direction. The speeds of the objects are
What is the correct answer?
4
For the system of the loads shown in below figure, the time required for the 6.6 kg load to fall on the edge, is
What is the correct answer?
4
0.For maximum range of a projectile, the angle of projection should be
What is the correct answer?
4
The mechanical advantage of an ideal machine is 100. For moving the local through 2 m, the effort moves through
What is the correct answer?
4
The total kinetic energy of a hoop of mass 2 kg and radius 4 m sliding with linear velocity 8 m/sec and angular velocity 5 radian/sec is
What is the correct answer?
4
The moment of inertia of the shaded portion of the area shown in below figure about the X-axis, is
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
If the velocity of projection is 4 m/sec and the angle of projection is α°, the maximum height of the projectile from a horizontal plane, is
What is the correct answer?
4
The reaction at the support B of the beam shown in below figure is
What is the correct answer?
4
A vehicle weighing w kg is to run on a circular curve of radius r. If the height of its centre of gravity above the road level is h and the distance between the centres of wheels is 2a, the maximum velocity, in order to avoid over turning, will be
What is the correct answer?
4
If α is the angular acceleration of a compound pendulum whose angular displacement is θ, the frequency of the motion is
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 C.G. of a hemisphere from its base measured along the vertical radius is at a distance of
What is the correct answer?
4
In a simple harmonic motion, the position of equilibrium is always