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1 Physics MCQs

A transistor is a device that converts a weak signal into ?

  • Small signal
  • Strong signal
  • Both
  • None
0 Comments
Correct Answer: B. Strong signal

Explanation:

A transistor is a fundamental electronic device used to amplify or switch electrical ... Read More Details

2 Physics MCQs

Dioptre is a unit of measurement for ?

  • Current
  • Lens
  • Force
  • Focal Length
0 Comments
Correct Answer: B. Lens

Explanation:

A dioptre is the unit used to measure the optical power of a ... Read More Details

3 Physics MCQs

Which of the following is a force?

  • Heat
  • Light
  • Magnetism
  • Kinetic
0 Comments
Correct Answer: C. Magnetism

Explanation:

In physics, a force is defined as an interaction that changes the motion ... Read More Details

4 Biology Mcqs

Which animal has the longest gestation period of about 640 to 660 days (around 95 weeks) among land animals?

  • Blue Whale
  • Elephant
  • Opossum
  • None of these
0 Comments
Correct Answer: B. Elephant

Explanation:

Gestation period refers to the time duration from fertilization of an egg to ... Read More Details

5 Biology Mcqs

A doctor who specializes in diseases of the nose is called a ?

  • Rhinologist
  • Otologist
  • Pathologist
  • Podiatrist
0 Comments
Correct Answer: A. Rhinologist

Explanation:

A doctor who specializes in the diagnosis and treatment of diseases and disorders ... Read More Details

6 Physics MCQs

Which type of lens is prescribed by doctors for a patient suffering from astigmatism?

  • Cylindrical Lens
  • Concave Lens
  • Spherical Lens
  • Convex Lens
0 Comments
Correct Answer: A. Cylindrical Lens

Explanation:

Astigmatism is a common vision defect caused by an irregular curvature of the ... Read More Details

7 Physics MCQs

A convex mirror always ?

  • Forms a real image
  • Forms a virtual image
  • Forms an inverted image
  • Produces a larger image
0 Comments
Correct Answer: B. Forms a virtual image

Explanation:

A convex mirror is a mirror that is curved outward, meaning the reflective ... Read More Details

8 Everyday Science MCQs

The distance of a place north or south of the Equator is called ?

  • Longitude
  • Latitude
  • Aptitude
  • None of these
0 Comments
Correct Answer: B. Latitude

Explanation:

The Earth’s surface is mapped using an imaginary grid system of latitude and ... Read More Details

9 Physics MCQs

The distance between the optical centre of a convex lens and its principal focus is called its ?

  • Focal Length
  • Radius of Curvature
  • Power
  • Magnification
0 Comments
Correct Answer: A. Focal Length

Explanation:

A convex lens is a lens that is thicker at the center than ... Read More Details

10 Physics MCQs

What type of mirror is commonly used in anti-shoplifting devices?

  • Convex mirror
  • Concave mirror
  • Plane mirror
  • Both B and C
0 Comments
Correct Answer: A. Convex mirror

Explanation:

In retail stores and shopping areas, anti-shoplifting devices often rely on mirrors to ... Read More Details