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161.

The frame provided for supporting the units of chasis and the body, in case of Tata vehicles is

162.

The pressure of air for braking in case of heavy duty trucks in usually of the order of

A.	1 to 2 atm	B.	2 to 3 atm
C.	4 to 7 atm	D.	14 to 17 atm
E.	Depends upon the road conditions

163.

Latex

A.	A plastic	B.	A variety of P.V.C.
C.	A cover on wires carrying current to spark plugs	D.	A variety of lubricant
E.	A milky juice of rubber

164.

Synthetic rubber is made of

165.

Circumferential grooves on tyres

A.	Lessen the danger of skidding	B.	Increase load carrying capacity
C.	Provide good traction	D.	Remove any stones etc. from sticking to the tyre
E.	All of the above

166.

Cross wire grooves on tyres

A.	Lessen the danger of skidding	B.	Absorb shocks due to road unevenness
C.	Provide good traction	D.	Provide better load carrying capacity
E.	Secure better steering properties

167.

The function of governor is

A.	To increase the speed of the engine at full load	B.	To decrease the speed of the engine at no load
C.	To maintain constant load at varying speeds	D.	To maintain constant speed at varying loads
E.	None of the above

168.

In an Ambassador car the number of forward gears provided is

169.

Automobile gears are generally made of

170.

The instrument used to check the state of charge of a battery is