Which shows the correct relation between time of flight T and maximum height H ?

Related Mcqs:

1. Which one is the correct relation for fundamental frequency of open and closed pipe ?

   A. fopen = 2 fclosed
   B. fclosed = 2fopen
   C. fopen = fclosed
   D. fopen = 1 / f closed

2. What is the angle of projection for which the range and maximum height become equal ?

   A. tan-1 ¼
   B. tan-1 4
   C. tan-1 ½
   D. tan-1 2

3. The relation between horse power and watt is_________________?

   A. 1 hp = 546 watts
   B. 1 hp = 746 watts
   C. 1 hp = 1000 watts
   D. 1 hp = 946 watts

4. The relation between the escape velocity V esc and orbital speed Vo is given by________________?

   A. V esc = 1/2Vo
   B. V esc = -2 Vo
   C. V esc = Vo
   D. V esc = 2Vo

5. The relation between linear and angular acceleration is______________?

   A. a = a x r
   B. a = r x a
   C. a = a x r
   D. r = a x a

6. Flight of a rocket in the space is an example of______________________?

   A. second law of motion
   B. third law of motion
   C. first law of motion
   D. law of gravitation

7. Which one is venturi relation ?

   A. P1 – P2 = 1/2 ρV22
   B. V2 = 2g (h1-h2)
   C. P = 1 /2ρV2 = ρgh = constant
   D. A1 V1 = A2 V2 = constant

8. The mass-energy relation is the outcome of____________?

   A. Quantum theory
   B. General theory of relativity
   C. Special theory of relativity
   D. None of these

   Submitted by: Fahad Mehsud

9. Mach is the unit of measurement in stating the speed of a moving object in relation to__________?

   A. The speed of sound
   B. The speed of other object
   C. The speed of light
   D. The speed of air resistance

   Submitted by: Ghusharib Ur Rehman

10. Which experiment shows that wavelength of light is smaller than that of sound___________________?

    A. Diffraction
    B. Polarization
    C. Interference
    D. Reflection