319) The face of the tooth is the

surface of the top of tooth

surface of tooth above the pitch surface

width of tooth below the pitch surface

width of tooth measured along the pitch circle

Answer is:

surface of tooth above the pitch surface

Theory of Machines MCQ with Answers

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321) The ratio of the maximum displacement of the forced vibration to the deflection due to the static force, is known as

damping factor

damping coefficient

logarithmic decrement

magnification factor

Answer is:

magnification factor

322) The tractive force is maximum or minimum when the angle of inclination of crank with the line of stroke (theta) is equal to

0 Degree and 90 Degree

90 Degree and 180 Degree

135 Degree and 315 Degree

270 Degree and 360 Degree

Answer is:

90 Degree and 180 Degree

323) A point on a connecting link (excluding end points) of a double slider crank mechanism traces a

straight line path

parabolic path

elliptical path

Answer is:

elliptical path

324) The coefficient of friction is the ratio of the limiting friction to the normal reaction between the two bodies.

Correct

Can't Say

None

Answer is:

Correct

Explanation:

The coefficient of friction is defined as the ratio of the limiting friction (F) to the normal reaction (R_N) between the two bodies.

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319) The face of the tooth is the

surface of tooth above the pitch surface

Theory of Machines MCQ with Answers

Related Theory of Machines MCQ with Answers

321) The ratio of the maximum displacement of the forced vibration to the deflection due to the static force, is known as

magnification factor

322) The tractive force is maximum or minimum when the angle of inclination of crank with the line of stroke (theta) is equal to

90 Degree and 180 Degree

323) A point on a connecting link (excluding end points) of a double slider crank mechanism traces a

elliptical path

324) The coefficient of friction is the ratio of the limiting friction to the normal reaction between the two bodies.

Correct

Theory of Machines MCQ with Answers