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Recent questions tagged telegram-49

(chatquestion)...9) Maximum safety speed for a vehicle is 72 km/hr to negotiate a plane curved road safely. Radius of curvature of the curve is 100 m. The coefficient of friction between the road and tyres is a) 0.2 b) 0.3 c) 0.4 d) 0.5 A cylindrical drum of radius 1.0 m is rotating around a vertical axis with a speed of 60 rpm. A small body placed at a point on the inner wall remains stationary. If g= 10 m/s', the coefficient of friction between the body and the wall of the eyclinder is .. a) 0.10 b) 0.15 d) 0.25 c) 0.20 1) The equation between angular displacement 0 and time t 0 = Ar + B where A and B are constants. The

asked Apr 10, 2020 by balaji.thirumalai

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