Related Questions

If b is the wheel track of a vehicle and h is the height of centre of gravity above road surface, then to avoid overturning and lateral skidding on a horizontal curve, the centrifugal ratio should always be
A Less than $$\frac{{\text{b}}}{{2{\text{h}}}}$$ and greater than co-efficient of lateral friction
B Less than $$\frac{{\text{b}}}{{2{\text{h}}}}$$ and also less than co-efficient of lateral friction
C Greater than $$\frac{{\text{b}}}{{2{\text{h}}}}$$ and less than co-efficient of lateral friction
D Greater than $$\frac{{\text{b}}}{{2{\text{h}}}}$$ and also greater than coefficient of lateral friction
For the purpose of track maintenance, the number of turn out equivalent to one track km are
A 1
B 2
C 5
D 10
The skidding away of the vehicle on a level circular path can be avoided if the force of friction between the wheels and the ground is __________ the centrifugal force.
A Less than
B Greater than
C Equal to
D None of these
A motor car moving at a certain speed takes a left turn in a curved path. If the engine rotates in the same direction as that of wheels, men due to centrifugal force
A The reaction on me inner wheels increases and on the outer wheels decreases
B The reaction on the outer wheels increases and on the inner wheels decreases
C The reaction on the front wheels increases and on the rear wheels decreases
D The reaction on the rear wheels increases and on the front wheels decreases
If the horizontal distance between the staff point and the point of observation is d, then the error due to curvature of earth is proportional to
A $${\text{d}}$$
B $$\frac{1}{{\text{d}}}$$
C $${{\text{d}}^2}$$
D $$\frac{1}{{{{\text{d}}^2}}}$$
A train 150 meter long and running at a speed of 60 km per hour takes 30 seconds to cross a bridge. what is a length of the bridge?
A 450 meter
B 500 meter
C 350 meter
D 650 meter
A man walking at the rate of 5 km/hr crosses a bridge in 15 minutes. The length of the bridge (in meters) is-
A 600
B 750
C 1000
D 1250
The Jamuna bridge is the ---largest bridge in the world.
A 5th
B 9th
C 10th
D 93th
A train 100 m long passes a bridge at the rate of 72 km per hour in 25 seconds. The length of the bridge is-
A 150 m
B 250 m
C 300 m
D 400 m
The Jamuna bridge is the ----largest bridge in the world.
A 5th
B 9th
C 10th
D 93th

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