The type of pair formed by two elements which are so connected that one is constrained to turn or revolve about a fixed axis of another element is known as Spherical pair Rolling pair Sliding pair Turning pair TRUE ANSWER : ? YOUR ANSWER : ?
A body in motion will be subjected to Coriolis acceleration when that body is In plane rotation with variable velocity In plane motion which is a resultant of plane translation and rotation Restrained to rotate while sliding over another body In plane translation with variable velocity TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following is an example of a higher pair? Ball and roller bearing Toothed gearing All of the listed here Belt and rope drive TRUE ANSWER : ? YOUR ANSWER : ?
In a ball bearing, ball and bearing forms a Rolling pair Turning pair Spherical pair Screw pair TRUE ANSWER : ? YOUR ANSWER : ?
If the opposite links of a four bar linkage are equal, the links will always form a Rectangle Triangle Pentagon Parallelogram TRUE ANSWER : ? YOUR ANSWER : ?
In order to double the period of a simple pendulum, the length of the string should be Halved Doubled None of these Quadrupled TRUE ANSWER : ? YOUR ANSWER : ?
When the body is suspended at the point of suspension, its periodic time and frequency will be ________ as compared to the body suspended at the point of percussion. Four times Two times None of these Same TRUE ANSWER : ? YOUR ANSWER : ?
The frictional torque transmitted in a truncated conical pivot bearing, considering uniform wear, is (1/2). μ W cosec α (r₁ + r₂) (2/3). μ W cosec α [(r₁³ - r₂³)/(r₁² - r₂²)] (1/2). μ W cosec α [(r₁³ - r₂³)/(r₁² - r₂²)] (2/3).μ W cosec α (r₁ + r₂) TRUE ANSWER : ? YOUR ANSWER : ?
The absolute acceleration of any point ‘P’ in a link about center of rotation ‘O’ is At 45° to PO None of the listed here Along PO Perpendicular to PO TRUE ANSWER : ? YOUR ANSWER : ?
The brake commonly used in railway trains is Internal expanding brake Band brake Shoe brake Band and block brake TRUE ANSWER : ? YOUR ANSWER : ?