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 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
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
The problems caused by the wheel imbalance are
A Hard steering and hard ride
B Poor acceleration and hard steering
C Steering wheel vibrations and uneven tyre wear
D Poor acceleration and reduced fuel efficiency
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
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 $$\tan \varphi + \cot \alpha = \frac{{\text{b}}}{{\text{c}}}$$
The ecological imbalance brings about different kinds of
A Diseases
B Calamities
C Pollution
D Framine
Man is responsible for creating an imbalance between___
A Mind and soul
B Himself and nature
C Science and civilization
D Himself and technical innovation
'The ecological imbalance bring about different kinds of______,
A Diseases
B Pollution
C Calamities
D Weather
What form of energy is used to maintain an imbalance of charges between the terminals of a battery?
A Electronical energy
B Mechanical energy
C Chemical energy
D Solar energy
E None of the above

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