Questions

Q:

_______________ states that the ratio of the potential difference across a conductor to the current flowing through it, is a constant, provided that its physical conditions, such as temperature, remain constant.

A) Lenz's Law B) Hooke's Law
C) Ohm's Law D) The coulomb's law
 
Answer & Explanation Answer: C) Ohm's Law

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Q:

The second equation of motion gives the relation between

A) Velocity and time B) Position and velocity
C) Position and time D) Velocity and acceleration
 
Answer & Explanation Answer: C) Position and time

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Q:

An incident ray strikes a plane mirror at an angle of 20 deg with the mirror. The angle between the incident ray and reflected ray is ____.

 

A) 140 deg B) 40 deg
C) 50 deg D) 20 deg
 
Answer & Explanation Answer: A) 140 deg

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Q:

World Wetland day is celebrated every year on ___ February.

A) 2nd B) 3rd
C) 4th D) 5th
 
Answer & Explanation Answer: A) 2nd

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Q:

The average of 12 numbers is 9. If each number is multiplied by 2 and added to 3, the average of the new set of numbers is

A) 9 B) 18
C) 21 D) 27
 
Answer & Explanation Answer: C) 21

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Q:

In figure, DE || BC. If DE = 3 cm, BC = 6 cm and area of ΔADE = 15 sq cm, then the area of ΔABC is

A) 75 sq cm B) 45 sq cm
C) 30 sq cm D) 60 sq cm
 
Answer & Explanation Answer: D) 60 sq cm

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Q:

Find the odd word/letters/number from the given alternatives.

A) Apartment B) Garage
C) Quarter D) Flat
 
Answer & Explanation Answer: B) Garage

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Q:

In the following question, select the number which can be placed at the sign of ? from the given alternatives.

A) 11 B) 16
C) 21 D) 31
 
Answer & Explanation Answer: A) 11

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