Related Questions

A circular wheel 28 inches in diameter rotates the same number of inches per second as a circular wheel 35 inches in diameter. If the smaller wheel makes x revolutions per second, how many revolutions per minutes does the larger wheel make in terms of x?
A 12x
B 24x
C 36x
D 48x
A circular wheel 28 inches in diameter rotates (moves) the same number of inches per second as a circular wheel 35 inches in diameter. If the smaller wheel makes x revolutions per second, how many revolutions per minute does the larger wheel make in terms of x?
A 12x
B 48x
C 24x
D 36x
A wheel that has 6 cogs is meshed with a wheel of 14 cogs. When the smaller wheel has made 21 revolutions the number of revelution made by the larger wheel is --
A 4
B 9
C 12
D 49
The fundamental equation for correct steering is (where $$\varphi $$ and $$\alpha $$ = Angle through which the axis of the outer wheel and inner wheel turns respectively, c = Distance between the pivots of the front axles and d = Wheel base)
A $$\sin \varphi + \sin \alpha = \frac{{\text{b}}}{{\text{c}}}$$
B $$\cos \varphi - \sin \alpha = \frac{{\text{c}}}{{\text{b}}}$$
C $$\cot \varphi - \cot \alpha = \frac{{\text{c}}}{{\text{b}}}$$
D $$\tan \varphi + \cot \alpha = \frac{{\text{b}}}{{\text{c}}}$$
A wheel that had 6 cogs in meshed with a larger wheel if 14 cogs. When the smaller wheell had made 21 revolutions, the number wheel will be-
A 5
B 8
C 10
D 9
For a shoe brake, the equivalent coefficient of friction is equal to (where $$\mu $$ = Actual coefficient of friction and $$\theta $$ = Semi-block angle)
A $$\frac{{2\mu \sin \theta }}{{\theta + \sin \theta }}$$
B $$\frac{{\mu \sin \theta }}{{2\theta + \sin 2\theta }}$$
C $$\frac{{4\mu \sin \theta }}{{\theta + \sin \theta }}$$
D $$\frac{{4\mu \sin \theta }}{{2\theta + \sin 2\theta }}$$
The diameter of a wheel is 63 cm. Distance traveled by the wheel in 100 revolutions is ----
A 99 meters
B 198 meters
C 63 meters
D 136 meters
A wheel makes 1000 revolutions in covering a distance of 88 km. The diameter of the wheel is -
A 28m
B 40m
C 14m
D 10m
The diameter of the driving wheel of a bus is 140 cm. How many revolutions per minute must the wheel make in order to keep a speed of 66 km per hour?
A 200
B 250
C 300
D 350
A man travels 22 miles in a motorcycle. If the diameter of the wheel is 2 ft then how many times has the wheel has rotated?
A 4620
B 9240
C 18480
D 5560

Next steps