Q:

What is the minimum velocity required for a rocket to overcome earth's gravity and travel into space?

A) 18 km/sec	B) 11.2 km/sec
C) 21 km/sec	D) 35 km/sec

Answer & Explanation Answer: B) 11.2 km/sec

Explanation:

This 11.2 km/s is also known as the escape velocity. It works out to roughly 25000miles per hour

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Filed Under: Physics

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Q:

The Grand Banks are famous fishing grounds in the _____region

A) North - West Pacific	B) South - East Pacific
C) North - West Atlantic	D) North - East Atlantic

Answer & Explanation Answer: C) North - West Atlantic

Explanation:

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Filed Under: World Geography

3 3318

Q:

Which scientist established the Law of Octaves?

A) John Newlands	B) Antoine Lavoisier
C) Alfred Nobel	D) Marie Curie

Answer & Explanation Answer: A) John Newlands

Explanation:

Law of Octaves states that "If the chemical elements are arranged according to increasing atomic weight, those with similar physical and chemical properties occur after each interval of seven elements." That is every 8th element have the same physical and chemical properties. This was established by the British scientist John Newlands in the year 1865.

Which_scientist_established_the_Law_of_Octaves1559374791.jpg image

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2 3318

Q:

Which is the only gem of world made of a single element?

A) Platinum	B) Diamond
C) Emerald	D) Ruby

Answer & Explanation Answer: B) Diamond

Explanation:

The only gem of world made of a single element is Diamond.

the_only_gem_of_world_made_of_a_single_element1563602197.jpg image

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6 3318

Q:

Tectonic activity

A) Breaks and bends the crustal rocks	B) Forms and bends the crystal rocks
C) Reshapes by bending the crustal	D) None of these

Answer & Explanation Answer: A) Breaks and bends the crustal rocks

Explanation:

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0 3317

Q:

What handles can you not hold in your hand?

Answer

Workspace

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Subject: Computer Exam Prep: Bank Exams

5 3316

Q:

What will happen if an object is dropped from a height and there is no air resistance?

A) It will fall with a constant speed and acceleration	B) Its acceleration will increase
C) Both speed and acceleration will increase	D) Its speed will increase

Answer & Explanation Answer: D) Its speed will increase

Explanation:

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Q:

Fax machine was invented by

A) Daimler	B) Dewar
C) Bain	D) None of these

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