Which Search

Q:

The distance from town A to town B is five miles. C is six miles from B. Which of the following could be the maximum distance from A to C?

A) 11	B) 8
C) 2	D) 4

Answer & Explanation Answer: A) 11

Explanation:

Do not assume that AB and C are on a straight line. Make a diagram with A and B marked 5 miles apart. Draw a circle centered on B, with radius 6. C could be anywhere on this circle. The minimum distance will be 1, and maximum 11

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Filed Under: Time and Distance
Exam Prep: GRE

Q:

Which one is not the isotopes of hydrogen

A) Protium	B) Deuter
C) Tritium	D) All

Answer & Explanation Answer: C) Tritium

Explanation:

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Filed Under: Chemistry

Q:

Which one of the following elements is essential for construction is nuclear reactors

A) Cobalt	B) Nickel
C) Zirconium	D) Tungsten

Answer & Explanation Answer: C) Zirconium

Explanation:

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Filed Under: Chemistry

Q:

Which one of the following is not radioactive

A) Astanine	B) Francium
C) Tritium	D) Zirconium

Answer & Explanation Answer: D) Zirconium

Explanation:

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Filed Under: Chemistry

Q:

Which one of the following can be used to confirm wether drinking water contains a gamma emitting isotope or not

A) Microscope	B) Scintillation counter
C) Lead plate	D) pectrophotometer

Answer & Explanation Answer: B) Scintillation counter

Explanation:

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Filed Under: Chemistry

Q:

Which of the following is a radioactive element

A) Sulphur	B) Polonium
C) Tellurium	D) Selenium

Answer & Explanation Answer: B) Polonium

Explanation:

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Filed Under: Chemistry

Q:

Which of the following does not contain the material particles

A) alpha - rays	B) beta - rays
C) gamma - rays	D) anode rays

Answer & Explanation Answer: C) gamma - rays

Explanation:

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Filed Under: Chemistry

Q:

I. A, B, C, D, E and F are six members of a family.

II. One couple has parents and their children in the family.

III. A is the son of C and E is the daughter of A.

IV. D is the daughter of F who is the mother of E.

Which of the following pairs is the parents of the children ?

A) BC	B) CF
C) AF	D) cant be determined

Answer & Explanation Answer: C) AF

Explanation:

E is the daughter of A and F is the mother of E. So, A is the father of E and hence the husband of F. Now,

D is the daughter of F. So, D and E are the daughters of A and F Also. A is the son of C.

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