The acceleration of a particle at any instant has two components i.e. radial component and tangential component. These two components will be Opposite to each other Perpendicular to each other Inclined at 45° Parallel to each other TRUE ANSWER : ? YOUR ANSWER : ?
The indicator using Watt mechanism is known as Simplex indicator Richard indicator Thomson indicator Thompson indicator TRUE ANSWER : ? YOUR ANSWER : ?
In a four bar chain or quadric cycle chain Two are turning pairs and two are sliding pairs One is a turning pair and three are sliding pairs Each of the four pairs is a turning pair Three are turning pairs and one is a sliding pair TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following statement is correct for involute gears? A convex flank is always in contact with concave flank. The pressure angle is constant throughout the teeth engagement. The variation in centre distance of shafts increases radial force. The interference is inherently absent. TRUE ANSWER : ? YOUR ANSWER : ?
The velocity of the belt for maximum power is (where m = Mass of the belt in kg per meter length) T/3 √(3m/T) √(T/3m) (T.g)/3 TRUE ANSWER : ? YOUR ANSWER : ?
A body in motion will be subjected to Coriolis acceleration when that body is In plane translation with variable velocity In plane motion which is a resultant of plane translation and rotation In plane rotation with variable velocity Restrained to rotate while sliding over another body TRUE ANSWER : ? YOUR ANSWER : ?
A disturbing mass m₁ attached to the rotating shaft may be balanced by a single mass m₂ attached in the same plane of rotation as that of m₁, such that (where r₁ and r₂ are the radii of rotation of m₁ and m₂ respectively) m₁ r₂ = m₂ r₁ m₁ r₁ = m₂ r₂ m₁ m₂ = r₁ r₂ None of these TRUE ANSWER : ? YOUR ANSWER : ?
The example of higher pair is Gears, cams Belt, rope and chain drives Ball and roller bearings All of these TRUE ANSWER : ? YOUR ANSWER : ?
The Klein's diagram is used when Crank has uniform angular acceleration Crank has nonuniform angular acceleration Crank has nonuniform angular velocity Crank has uniform angular velocity TRUE ANSWER : ? YOUR ANSWER : ?