The maximum pull in a cable, carrying a uniformly distributed load and supported at two ends which are at the same level, is at_____________________?

Related Mcqs:

1. The shape of a suspended cable for a uniformly distributed load over it is__________________?

   A. circular
   B. parabolic
   C. catenary
   D. cubic parabola

2. A cable loaded with 10 kN/m of span is stretched between supports in the same horizontal line 100 m apart. If the central dip is 10 m, then the maximum and minimum pull in the cable respectively are____________________?

   A. 1346.3 kN and 1500 kN
   B. 1436.2 kN and 1250 kN
   C. 1346.3 kN and 1250 kN
   D. 1436.2 kN and 1500 kN

3. Minimum pull in a suspended cable with supports at two ends is equal to____________________?

   A. horizontal thrust
   B. support reactions
   C. resultant of horizontal thrust and support reaction
   D. half the weight of the cable

4. In a lifting machine with efficiency 60%, an effort of 200 N is required to raise a load of 6 kN. The velocity ratio of the machine is_____________________?

   A. 30
   B. 50
   C. 60
   D. 80

5. A block in the shape of a parallelopiped of sides lm x 2m x 3m lies on the surface. Which of the faces gives maximum stable block ?

   A. 1 m x 2 m
   B. 2 m x 3 m
   C. 1 m x 3m
   D. equally stable on all faces

6. For a given velocity of a projectile, the range is maximum when the angle of projection is___________________?

   A. 30°
   B. 45°
   C. 90°
   D. 0°

7. The maximum value of the horizontal range for a projectile projected with a velocity of 98 m/sec is__________________?

   A. 98 m
   B. 490 m
   C. 980 m
   D. 1960 m

8. A particle of mass 2 kg executes simple harmonic motion of frequency 6/71 Hz and amplitude 0.25 m. Its maximum kinetic energy is___________________?

   A. 4.5 J
   B. 9.0 J
   C. 12.0 J
   D. 18.0 J

9. It is observed that in a certain sinusoidal oscillation, the amplitude is linearly dependent on the frequency f. If the maximum velocity during the oscillation is V, then V must be proportional to_________________?

   A. f
   B. 1/f
   C. 1/f2
   D. f2

10. A particle is executing simple harmonic motion in a line 1.0 m long. If the time of one complete vibration is 1 sec, then the maximum velocity of the particle is___________________?

    A. 1.00 m/sec
    B. 1.57 m/sec
    C. 3.14 m/sec
    D. 6.28 m/sec