Model Questions for Scientific Assistant (IMD) Exam (Paper-2) PHYSICS - Set 8

Write and Discuss Your Answer with Q.No in Comment Box at the Bottom of Post.

1. Two people are in a tug-of-war. Each person pulls the rope with a force of 500 N. What is the tension in the rope?

a. 1000 N
b. Zero
c. 250 N
d. 500 N

2. Every force has an equal and opposite reaction. A force and its reaction---

a. cancel each other
b. are two interactions
c. are parts of a single interaction
d. have double the effect compared to a force without its reaction

3. Force acting on an object multiplied by the time duration of its acting on the object called----

a. Momentum
b. Impulse
c. Relationship of impulse and momentum
d. Conservation of momentum

4. Mass multiplied by velocity called---

a. Momentum
b. Impulse
c. Relationship of impulse and momentum
d. Conservation of momentum

5. Impulse equals change in momentum of the object is----

a. Momentum
b. Impulse
c. Relationship of impulse and momentum
d. Conservation of momentum

(EBOOK)  SSC Scientific Assistant (IMD) Exam Papers PDF Download

Study Kit for SSC Scientific Assistant (IMD) EXAM

6. Two objects collide without permanent deformation or heat generation called---

a. Momentum
b. Impulse
c. Relationship of impulse and momentum
d. Elastic collision

7. Two objects collide with permanent deformation and/or heat generation.

a. Momentum
b. Impulse
c. Relationship of impulse and momentum
d. Inelastic collision

8. Total momentum before a collision equals total momentum after the collision called---

a. Momentum
b. Impulse
c. Relationship of impulse and momentum
d. Conservation of momentum

9. A 7-year old child and a 21-year old college student pull as hard as they can on opposite ends of a rope in a tug-of war. The force is applied to the rope by the child is ___ compared to the force applied by the college student.

a. smaller
b. the same
c. larger
d. depends on how strong the child is

10. A railroad car that is initially at rest is hit by an identical railroad car traveling with a momentum of 100 units. The cars stick together and move down the railroad tracks. The combined momentum of the cars after the collision is---

a. 200 units
b. 100 units
c. 50 units
d. 0 units

Answer

51. (d) 52. (c) 53. (b) 54. (a) 55. (c) 56. (d) 57. (d) 58. (c) 59. (b) 60. (b)

(EBOOK)  SSC Scientific Assistant (IMD) Exam Papers PDF Download

Study Kit for SSC Scientific Assistant (IMD) EXAM