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Name all the planets according to their distance from the sun.

Answer: There are numerous planets that revolve around the sun in their own orbits. Our planet is also one of those that sustain life. The names... View Article

Why does a swimmer push water backward with his hands in order to swim forward

According to the Newton's 3rd law of motion, it states that 'When one body exerts a force on the other body, the first body experiences a force... View Article

Which of the following is not usually a property of metal a) Conductivity b) Ductility c) Gas at room temperature d) Malleability

Option c) Gas at room temperature... View Article

Choose one more correct alternatives for work to be performed energy must be a)destroyed b) must be transferred from one place to another c) concentrated d) none of the above

Option b) must be transferred from one place to another... View Article

The main advantage of microwave is that- a. Highly directive. B.Moves at the speed of light. C.S/n ratio grater. D. High penetration power.

Option a. Highly directive... View Article

In india the most important source of energy is

The most important source of energy in India is coal.... View Article

Iron objects are generally electroplated with?

Iron objects are generally electroplated with chromium metal to prevent corrosion or rusting.... View Article

State and derive work energy theorem

The following are the factors that affect self-confidence: Experiences from childhood Societal exposure Friends and family... View Article

State the four laws of photoelectric emissions.

The following are the four laws of photoelectric emission: The time logging between the incident of light and emission of electron is nil.... View Article

An object is moving with variable speed, then its velocity will be a) Zero b) Constant c) Variable d) None of the above

Option c) Variable... View Article

What is standard room temperature in Kelvin

Normal room temperature 20-25K Considering the upper limit 25°C is taken as standard room temperature. Temperature on Celsius + 273 =... View Article

Rubber is a magnetic material. State whether the statement is True (or) False And Justify it.

Rubber is a non-magnetic material. Rubber is classified as a non-magnetic material since it cannot be attracted by a magnet.... View Article

What are the different types of resources?

Different types of resources are: Natural Resources Man-Made Resources... View Article

Name any two fossil fuels?

Coal and petroleum are the two types of fossil fuels.... View Article

Adding common salt to distilled water makes it a. Good conductor b. Insulator c. None of these d. Both a and b

Option a. Good conductor... View Article

Light travels fastest in A) Air B) Water C) Glass D) Diamond

Option A) Air... View Article

The ascending order of strokes in four stroke engine is (A) Suction stroke – Expansion stroke – Compression stroke – Exhaust stroke (B) Suction stroke – Compression stroke – Expansion stroke -Exhaust stroke (C) Suction stroke – Expansion stroke Exhaust stroke Compression stroke (D) Suction stroke Compression stroke – Exhaust stroke – Expansion stroke

The ascending order of strokes in four-stroke engine is? Suction stroke - Expansion stroke - Compression stroke - Exhaust stroke Suction stroke... View Article

Which is the coldest and hottest layer of atmosphere?

The coldest layer of atmosphere is the mesosphere while the hottest layer of the atmosphere is thermosphere.... View Article

Determine the direction of the conventional current ?

The direction of the conventional current is from positive to the negative terminal of the battery.... View Article

A jet engine works on the principle of: i. Conservation of linear momentum ii. Conservation of kinetic energy iii. Conservation of angular momentum iv. Conservation of inertia Explain.

A jet engine works on the principle of conservation of? Linear momentum Angular momentum Energy Mass The correct option is i. Linear... View Article

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