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The acceleration of a PSLV rocket traveling upward is given by a = (6 + 0.02h) m/s^2, where h is in meters. Determine the time needed for the rocket to reach an altitude of s = 100 m. Initially, v = 0 and h = 0 when t = 0.
What will be the net amount of heat transferred from a black body at 35 deg Celsius placed within a vacuum enclosure having polished surface? The outside environment is maintained at 50 deg Celsius.
If a Gear A rotates at 60 rpm, what is the speed of Gear B in rpm which is driven by Gear A. Note: Gear A has 25 teeth and Gear B has 75 teeth.
Air Drag on a moving vehicle is the force of resistance offered by the atmospheric air. If ‘v’ is the velocity of the vehicle. The power loss due to air drag is proportional to:
The most important property of steel for use in automobile structural and body design is: