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Under the action of constant force, a 2kg block moves such that its position x as a function of time is given by X=t^3/3 ,where x in meters and t in sec , the workdone by force in first 2 seconds isA 26.6 jB 3.3 jC 16 jD 32 jSolution) v=dx/dt=t^2,a=dv/dt=2t,f(t)=ma(t),w=∫f(t)*v(t) dt (from x=0 to x=2 sec)
what is strength of material?
What is the spindle and drill The spindle and drill head assembly the taper hole can be create on radial drilling machine with some special attachment likewise quill(The spindl
Difference between projectile motion and a rocket motion? Ans) A projectile has no motor or rocket on it, so all of its momentum is given to it as it is opened. An example of a
Air flows steadily at the rate of 0.5 kg/s through an air compressor, entering at 7m/s velocity, 100 kPa pressure, and 0.95 m 3 /kg volume, and leaving at 5 m/s, 700 kPa, and 0.19
Illustrate the specification of PDDI (i) The 3-D geometry of the product which is defined by a set of curves, surfaces and volumes. (ii) The topology which describes the se
what is clapper box
Represent moment Graphically: How you represent moment Graphically? Sol.: Consider force F which is represented in magnitude and direction, by line AB . L
V acuu m (Or Vacuum pressure) (P vacc ): It is pressure of fluid, which is always less than atmospheric pressure. Pressure in a steam condenser is one such examp
how do you find the projectile motion or equation?
Determine an expression for the minimum number of teeth on a pinion which is in mesh with a rack in order to avoid interference and show the minimum number of teeth needed on a pin
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