331) A rotary internal combustion engine has __________ cylinders.

Answer is:

seven

Theory of Machines MCQ with Answers

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333) The component of the acceleration, perpendicular to the velocity of the particle, at the given instant is called

Answer is:

radial component

334) The interference may only be avoided if the addendum circles of the two mating gears cut the common tangent to the base circles between the points of tangency.

Answer is:

Right

335) Pitch point of a cam is

Answer is:

a point on the pitch curve having maximum pressure angle

Explanation:

Pitch point corresponds to the point of maximum pressure angle, and a circle drawn with its centre at the cam centre, to pass through the pitch point, is known as the pitch circle. Pressure angle is the angle between the direction of the follower movement and the normal to the pitch curve.