Which of the following pair of forces can produce a resultant of 8N?

Related Mcqs:

1. The resultant of two forces of equal magnitudes is also equal to the magnitude of the forces. The angle between the two forces is________________?

   A. 30°
   B. 60°
   C. 90°
   D. 120°

2. Which of the following group of forces can produce equilibrium?

   A. 12N, 5N, 20N
   B. 4N ,2N, 10N
   C. 10N, 18N
   D. 12N, 5N, 15N

   Submitted by: Zahid Jagirani

3. By how many times are the Electrostatic forces stronger than the Gravitational Forces for a fixed distance?

   A. 10²
   B. 10³⁶
   C. 10¹²
   D. None of these

   Submitted by: Nayab Idrees

4. Which of the following can not be the resultant of two vectors having magnitude 10N and 15N?

   A. 18N
   B. 22N
   C. 25N
   D. 30N

   Submitted by: Zahid Jagirani

5. When two identical traveling waves are superimposed, the velocity of the resultant wave__________________?

   A. decreases
   B. increases
   C. remains unchanged
   D. becomes zero

6. Sum of the masses of constituent nucleons as compared to the mass of the resultant nucleus is______________?

   A. Smaller
   B. Greater than 82
   C. Same
   D. Sometimes smaller some times greater

7. Two convex lenses of equal focal length f are placed in contact the resultant focal length of the combination is______________?

   A. zero
   B. focus
   C. 2 f
   D. f/2

8. Three coplanar forces acting on a body keep it in equilibrium. They should therefore be_______________?

   A. Concurrent
   B. Non-concurrent
   C. Parallel
   D. Non-parallel

9. Nuclear forces exist between ___________________?

   A. Proton-proton
   B. Proton-neutron
   C. Neutron-neutron
   D. All of the above

10. Two coherent sources of light produce interference (destructive) when the phase difference between them is _________?

    A. π
    B. 2π
    C. π/2
    D. π/4

    Submitted by: Rizwan Ayub Saadi