6 times more

6 times less

2.44 times more

2.44 times less

**V-belts are usually used for****When two links are connected by a pin joint, their instantaneous centre lies****The steering of a ship means****If D₁ and D₂ be the diameters of driver and driven pulleys, then belt speed is proportional…****The velocity of the rubbing surface __________ with the distance from the axis of the bearing.****Crowning on pulleys helps****Which one of the following can completely balance several masses revolving in different planes on a…****The unbalanced force due to revolving masses****A cam mechanism imparts following motion****The radial distance of a tooth from the pitch circle to the bottom of the tooth is called****The frictional torque transmitted in a flat pivot bearing, assuming uniform wear, is (Where μ =…****In a band and block brake, the ratio of tensions on tight side and slack side of the band is (where…****In a screw jack, the effort required to lower the load W is given by****The velocity of a particle moving with simple harmonic motion, at any instant is given by (where ω…****A Porter governor is a****The component of the acceleration, parallel to the velocity of the particle, at the given instant is…****When there is a reduction in amplitude over every cycle of vibration, then the body is said to have****A spring controlled governor is said to be stable if the controlling force line when produced intersects…****A point B on a rigid link AB moves with respect to A with angular velocity ω rad/s. The total acceleration…****When the belt is stationary, it is subjected to some tension known as initial tension. The value of…****Which of the following statement is correct?****Maximum fluctuation of energy in a flywheel is equal to [where I = Mass moment of inertia of the flywheel,…****When the body is suspended at the point of suspension, its periodic time and frequency will be ________…****The ratio of height of Porter governor (when length of arms and links are equal) to the height of Watt's…****Which of the following mechanisms produces mathematically an exact straight line motion?****The power transmitted by a belt is maximum when the maximum tension in the belt is _________ of centrifugal…****The balancing weights are introduced in planes parallel to the plane of rotation of the disturbing mass.…****The inversion of a mechanism is****In a Hartnell governor, the stiffness of the spring is given by (where S1 and S2 = Spring forces exerted…****Which of the following statement is correct for involute gears?**