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## Gravitation-mcqs Physics-day-6 Target ssc cgl 2017 tier 1

Gravitation-mcqs Physics-day-6 Target ssc cgl 2017 tier 1

Q1. Who defined the law of gravitation?

1. Newton
2. Archimedes
3. Galileo

Q2. A piece of wood is held under water. The up (more…)

## Gravitation-theory Physics-day-6 Target ssc cgl 2017 tier 1

Gravitation-theory Physics-day-6 Target ssc cgl 2017 tier 1

GRAVITATION

According to Newton, every object in the universe attracts every other object with a certain force. This force is known as gravitational force. This force is always attractive in nature.

UNIVERSAL LAW OF GRAVITATION

Every object in the universe (more…)

## Electric-current-mcqs Physics-day-5 Target ssc cgl 2017 tier 1

Electric-current-mcqs Physics-day-5 Target ssc cgl 2017 tier 1

Q1. Electric current in a metal wire is due to the flow of—

1. Electrons
2. Protons
3. Ions
4. Holes

Q2. Which of the (more…)

## Electric-current-questions Physics-day-5 Target ssc cgl 2017 tier 1

Electric-current-questions Physics-day-5 Target ssc cgl 2017 tier 1

Q1. The substance which conducts current in the solid state is

1. diamond
2. graphite
3. iodine
4. sodium chloride

Q2. A multi meter is used (more…)

## Electric-current-theory Physics-day-5 Target ssc cgl 2017 tier 1

Electric-current-theory Physics-day-5 Target ssc cgl 2017 tier 1

Electric Current and its Effects

The flow of electricity through any conductor or metal body is called electric current. Electric current is also defined as the rate of flow of charge. S.I. unit of electric current is ampere (more…)

## Light-mcqs Physics-day-4 Target ssc cgl 2017 tier 1

Light-mcqs Physics-day-4 Target ssc cgl 2017 tier 1

Q1.  A star appears twinkling in the sky because of

1. scattering of light by atmosphere
2. reflection of light by atmosphere
3.  refraction of light by atmosphere
4.  diffraction (more…)

## Light-questions Physics-day-4 Target ssc cgl 2017 tier 1

Light-questions Physics-day-4 Target ssc cgl 2017 tier 1

Q1. A pond of water appears less deep due to

1. reflection
2. diffraction
3. refraction
4. polarization

Q2.  A mirage occurs because of

## Force-pressure-questions Physics-day-3 Target ssc cgl 2017

Force-pressure-questions Physics-day-3 Target ssc cgl 2017

Q1. When pressure is increased the melting point of ice

1. increases
2. does not change
3. decreases
4. depends on the impurities in the ice

Q2. Why does bleeding (more…)