XI Physics | New Book | Chapter 1 | Karachi Board | Numerical | Solved Part 2
3. An aero plane travels at 850 km/h. How long does it take to travel 1.00 km?
4. A rectangular holding tank 25.0 m in length and 15.0 m in width is used to store water for short period of time in an industrial plant. If 2980 m3 water is pumped into the tank. What is the depth of the water? (7.95 m)
5. Find the volume of rectangular underground water tank has storage facility of 1.9 m by 1.2 m by 0.8 m. (1.824 m3)
6. Two students derive following equations in which x refers to distance traveled, v the speed, the acceleration, and t the time and the subscript (o) means a quantity at time t=0:
(a) x = vt2 + 2at and (b) x = vo t + 2at2, which of these could possibly be correct according to dimensional check? (a) Incorrect (b) Correct
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