Questions

The centre of the reflecting surface of a spherical mirror is called the

What is the resistance (in Ω) of an electrical component if a current of 0.2 A passes through it on application of 8 V of potential difference across it?

Find the resistance (in mega Ω) of a wire of length 10 m, cross sectional area 1 cm2 and made of a material of resistivity 100 Ωm.

Who was the dentist who killed Cecil-the Lion in 2015?

In each of the following question below are given some statements followed by some conclusions. Taking the given statements to be true even if they seem to be at variance from commonly known facts, read all the conclusions and then decide which of the given conclusion logically follows the given statements.

Statements:

I. Some pens are pencils.
II. All pencils are erasers.

Conclusions:

I. Some pens are erasers.
II. No pens are erasers.
III. Some erasers are pencils

When a number is divided by 63 the remainder is obtained as 26. What will be the remainder when the number is divided by 3?

Length of three line segments isgiven. Is construction of a triangle possible with the segments in the given cases?

How many litres of blood does an adult body have?