Model Questions for Scientific Assistant (IMD) Exam (Paper-2) PHYSICS - Set 14
Model Questions for Scientific Assistant (IMD) Exam (Paper-2) PHYSICS - Set 14
Write and Discuss Your Answer with Q.No in Comment Box at the Bottom of Post.
1. A curved path that a projectile follows when under only the influence of gravity (near the earth).
a. Projectile
b. Parabola
c. Satellite
d. Ellipse
2. A ball is thrown horizontally. After it has left the thrower’s hand, what is the acceleration that it experiences ?
a. an acceleration of - 1 g horizontally
b. an acceleration of + 1 g horizontally
c. 1 g downward
d. 1 g upward
3. A pitcher drops a ball. At the same instant, another ball is thrown at an angle of 5 degrees below the horizontal. Which ball will hit the ground first ?
a. the dropped ball
b. the thrown ball
c. both reach at the same time
d. the dropped ball turns into a banana and flies away
4. A meteor is captured by earth’s gravitational field and goes into elliptical orbit around the earth. Compared to when the meteor is far from the earth, its speed when it is close to the earth is----
a. the same
b. faster
c. slower
d. not enough information
5. A student throws a ball horizontally from the top of a 20 meter tall building. The ball hits the ground 20 m from the building. What was the students pitching speed?
a. 20 m/s
b. 1 m/s
c. 5 m/s
d. 10 m/s
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6. What keeps the moon from falling?
a. earth’s gravity is zero near the moon
b. earth’s gravity is balanced by the sun’s gravity
c. strings, smoke and mirrors
d. the moon is falling around the earth
7. A standard unit of atmoic mass. One-twelth the mass of carbon.
a. Atom
b. Brownian motion
c. Atomic mass unit
d. Isotopes
8. Electrically neutral particle in an atomic nucleus.
a. Atom
b. Brownian motion
c. Neutron
d. Atomic number
9. Smallest particle of an element that has the chemical properties of the element.
a. Atom
b. Brownian motion
c. Atomic nucleus
d. Electron
10. Number of protons in an atom’s nucleus.
a. Atom
b. Brownian motion
c. Atomic number
d. Atomic mass unit
