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Theory of Machine

Theory of Machine
Module of a gear is

2D/T
T/D
2T/D
D/T

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Theory of Machine
The arrangement is called bevel gearing, when two __________ are connected by gears.

Parallel and non-coplanar shafts
Non-intersecting and non-coplanar shafts
Parallel and coplanar shafts
Intersecting and coplanar shafts

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Theory of Machine
Any point on a link connecting double slider crank chain will trace a

Circle
Ellipse
Parabola
Straight line

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Theory of Machine
In Meyer's expansion valve, the main valve is driven by an eccentric having an angle of advance from

10°-15°
25°-30°
15°-25°
30°-40°

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Theory of Machine
The instantaneous center of a rigid thin disc rolling on a plane rigid surface is located at

The point on the circumference situated vertically opposite to the contact point
The point of contact
An infinite distance on the plane surface
The center of the disc

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Theory of Machine
In the below figure, PC is the connecting rod and OC is the crank making an angle θ with the line of stroke PO and rotates with uniform angular velocity at ω rad/s. The Klien's acceleration diagram for determining the acceleration of the piston P is shown by quadrilateral CQNO. The acceleration of the piston P with respect to the crank-pin C is given by

ω² × CO
ω² × CN
ω² × NO
ω² × QN

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