International 12th Class Physics Quiz Ranking Competition [May 2024]

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Get ready to showcase your physics prowess in the highly anticipated International 12th Class Physics Quiz Ranking Competition! We are excited to offer you a chance to participate in this global event without any registration fees. Prepare to compete with fellow physics enthusiasts from around the world as we celebrate the spirit of knowledge and discovery in the fascinating field of physics.

12th Physics Quiz Contest

Time: 30 Minutes for 20 Question.

Class 12th Physics Quiz Contest [May 2024]

The number of attempts remaining is 1

1. Coulomb’s law is true for

atomic distances (= 10^–11 m)

nuclear distances (= 10^–15 m)

charged as well as uncharged particles

all the distances

2. Sensitivity of potentiometer can be increased by

increasing the e.m.f of the cell

increasing the length of the potentiometer

decreasing the length of the potentiometer wire

None of these

3. A transformer is based on the principle of

mutual induction

self induction

Ampere’s law

X-ray crystallography

4. Hysterisis is the phenomenon of lagging of

I behind B

B behind I

I and B behind H

H behind I

5. In an insulator, the forbidden energy gap between the valence band and conduction band is of the order of

1 MeV

0.1 MeV

1 eV

5 eV

6. The electric field inside a spherical shell of uniform surface charge density is

zero

constant different from zero

proportional to the distance from the curve

None of the above

7. Photoelectric effect can be explained by

wave theory of light

Bohr’s theory

quantum theory of light

corpuscular theory of light

8. Of the following about capacitive reactance which is correct?

The reactance of the capacitor is directly proportional to its ability to store charge

Capacitive reactance is inversely proportional to the frequency of the current

Capacitive reactance is measured in farad

The reactance of a capacitor in an A.C. circuit is similar to the resistance of a capacitor in a D.C. circuit

9. The cause of the potential barrier in a p-n junction diode is

depletion of positive charges near the junction

concentration of positive charges near the junction

depletion of negative charges near the junction

concentration of positive and negative charges near the junction

10. Wave obtained on superimposition of audible frequency e.m. wave is known as

carrier wave

high frequency wave

modulating wave

modulated wave

11. Television signals are

frequency modulated

amplitude modulated

both frequency and amplitude modulated

phase modulated

12. The magnetic compass is not useful for navigation near the magnetic poles, since

R = 0

V = 0

H = 0

θ = 0º

13. A point charge is kept at the centre of metallic insulated spherical shell. Then

electric field out side the sphere is zero

electric field inside the sphere is zero

net induced charge on the sphere is zero

electric potential inside the sphere is zero

14. A capacitor acts as an infinite resistance for

DC as well as AC

neither AC nor DC

15. Charge is the property associated with matter due to which it produces and experiences

electric effects only

magnetic effects only

both electric and magnetic effects

None of these

16. The drift current in a p-n junction is from the

n-side to the p-side

p-side to the n-side

n-side to the p-side if the junction is forward-biased and in the opposite direction if it is reverse biased

p-side to the n-side if the junction is forward-biased and in the opposite direction if it is reverse-biased

17. In Einstein’s picture of Photoelectric emission, the photoelectric emission does not take place by

continuous emission of energy from radiation

continuous absorption of energy from radiation

discrete absorption of energy from radiation

discrete emission of energy from radiation

18. 12 signals each band limited to 5 kHz are to be transmitted by frequency-division multiplexer. If AM-SSB modulation guard band of 1 kHz is used then the bandwidth of multiplexed signal is

101 kHz

99 kHz

84 kHz

71 kHz

19. In an n-type semiconductor, donor valence band is

above the conduction band of the host crystal

close to the valence band of the host crystal

close to the conduction band of the host crystal

below the valence band of the host crystal

20. To minimise the power loss in the transmission cables connecting the power stations to homes and factories, the transmission cables carry current

at a very low voltage.

at a very high voltage

at 220 volt

neither at a very high voltage nor at a very low voltage.

Insert Full Name with other details for certificate and list on the rankers page/group.

Full NameEmailSchoolLocationCountry

Your score is

Class 12th Physics Rankers of Feb 2024

Must Fill-up Google Form for Photo Ranking List

12th Physics Top Rankers of Feb 2024
Rank	Student Name	School
1	Bhavana Sivadas	Not Available
2	Pankaj Kumar	Not Available
3	Goral Mashru	Not Available
4	Sriram Patnaik	Not Available
5	Vatsal Varshney	Not Available
6	Amrutanshu Mohanty	Not Available
7	Ankur Mishra	Not Available
8	Ish Madan	Not Available
9	Aryan Bhatt	Not Available
10	Jasraj Singh	Not Available

Mizoram top rankers 2024

Andhra Pradesh Toppers 2024

All India CBSE Toppers 2024

Chhattisgarh toppers 2024

Post your percentage with #IamRanker and Upload your certificate on IamRanker Group of FB and LinkedIn for final approval check. Join Now Facebook IamRanker Group and LinkedIn IamRanker Group.

Preparation Tips for Physics Quiz Contest

Master Your 12th Class Physics Syllabus: Begin by thoroughly reviewing the entire 12th-grade physics syllabus of your academic curriculum. Ensure you have a solid understanding of all the topics covered.

Daily Chapter Wise 12th Physics Quiz Test: Engage in daily quiz practice, taking one chapter at a time. This focused approach will help you reinforce your understanding of each concept and identify areas that need further improvement.

Compete with Friends: Make your preparation interactive and fun by sharing chapter-wise quizzes with your friends. Engage in friendly competition to challenge and motivate each other to excel in physics knowledge.

By following these preparation tips, you will be well-equipped to tackle the International 12th Class Physics Quiz Ranking Competition of 2023 and demonstrate your expertise on a global stage. Good luck!

Monthly 12th Grade Quiz competition for 2024

FAQ

Q1. What is the International 12th Class Physics Quiz Ranking Competition of 2024?

The International 12th Class Physics Quiz Ranking Competition is a global event designed to test the physics knowledge and skills of students currently enrolled in the 12th grade or its international equivalent. Participants will compete in a challenging quiz format, covering various topics in physics.

Q2. What is the eligibility criteria for participation?

To be eligible, participants must be currently enrolled in the 12th grade or its international equivalent. School and Coaching institute should encourage to participate to their students.

Q3. Can I compete with my friends in the competition?

Yes! You can share chapter-wise quizzes with your friends and engage in friendly competition. However, please note that the official competition will be conducted individually, and each participant’s ranking will be based on their individual performance.

Q4. Is there a limit to the number of participants from each country?

No, there is no limit to the number of participants from any country. Students from all around the world are welcome to participate in the International 12th Class Physics Quiz Ranking Competition of 2024.