A. 1
B. g
C. 1/g
D. none of the above
where ‘g’ is acceleration due to gravity
Correct Answer: g ✔
Last Updated: January 18, 2019
Related MCQs
- A quantity measured in the C.G.S system of units has dimensions M”2L3 T3/2. What numerical factor would be required to convert the quantity to SI units ?
- The dimensions of Gravitational Universal constant ‘G’ are__________?
- One Newton is equivalent to__________?
- The potential energy of a particle falling through a straight shaft drilled through the earth (assumed homogenous and spherical) is proportional to__________?
- At the instantaneous center, the velocity of the moving lamina at any instant is__________?
- Which of the following represents the state of neutral equilibrium ?
- One end of an elastic string of natural length / and modulus X is kept fixed while to the other end is attached a particle of mass m which is hanging freely under gravity. The particle is pulled down vertically through a distance x, held at rest and then released. The motion is__________?
- A simple pendulum of length / has an energy E, when its amplitude is A. If the length of pendulum is doubled, the energy will be__________?
- If the kinetic energy and potential energy of a simple harmonic oscillator of amplitude A are both equal to half the total energy, then the displacement is equal to__________?
- It is observed that in a certain sinusoidal oscillation, the amplitude is linearly dependent on the frequency f. If the maximum velocity during the oscillation is V, then V must be proportional to__________?
- A particle of mass 2 kg executes simple harmonic motion of frequency 6/71 Hz and amplitude 0.25 m. Its maximum kinetic energy is__________?
- If A is the amplitude of particle executing simple harmonic motion, then the total energy E of the particle is__________?
- A stone is thrown up a slope of inclination 60° to the horizontal. At what angle to the slope must the stone be thrown so as to land as far as possible from the point of projection ?
- If a projectile is fired with an initial velocity of 10 m/sec at an angle of 60° to the horizontal, its horizontal and vertical velocity at the highest point of trajectory are__________?
- 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__________?
- The maximum value of the horizontal range for a projectile projected with a velocity of 98 m/sec is__________?
- For a given velocity of a projectile, the range is maximum when the angle of projection is__________?
- When a circular wheel rolls on a straight track, then the shape of body centrode and space centrode respectively are__________?
- The angular speed of a car while taking a circular turn of radius 100m at 36 km/hour, is__________?
- The ratio of the speed of a rolling cylinder to the speed of sliding cylinder is__________?
- A flywheel of moment of inertia 20 kg-m” is acted upon by a tangential force of 5 N at 2 m from its axis, for 3 seconds. The increase in angular velocity in radian persecond is__________?
- A circular disc rotates at n rpm. The angular velocity of a circular ring of same mass and radius as the disc and to have the same angular momentum is__________?
- Rate of change of angular momentum is equal to__________?
- A solid sphere of mass M and radius R rolls down a plane inclined at 0 with the horizontal. The acceleration of sphere is__________?
- A hoop of radius 3 m weighs 100 kg. It rolls along a horizontal floor so that at its centre of mass has a speed of 200 mm/sec, . The work required to stop the hoop is__________?
- 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__________?
- Minimum potential energy of a system will be in the position of__________?
- A block in the shape of a parallelopiped of sides lm x 2m x 3m lies on the surface. Which of the faces gives maximum stable block ?
- A cube on a smooth horizontal surface__________?
- When two forces, each equal to P, act at 90° to each other, then the resultant will be__________?
- 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__________?