Physics·Prelims Questions

Van de Graaff Generator — Prelims Questions

NEET UG
Version 1Updated 22 Mar 2026
Q1medium

A Van de Graaff generator is designed to produce a maximum potential of VmaxV_{max}. If the radius of its metallic sphere is doubled, assuming all other factors remain constant and the dielectric strength of the surrounding medium is the limiting factor, what will be the new maximum potential?

Q2easy

Which of the following is NOT a fundamental principle utilized in the working of a Van de Graaff generator?

Q3medium

To achieve a higher maximum potential in a Van de Graaff generator, which of the following modifications would be most effective?

Q4medium

In a Van de Graaff generator, the charge transferred from the belt to the metallic sphere eventually resides on the outer surface of the sphere. This phenomenon is best explained by:

Q5easy

What is the primary function of the sharp points on the spray and collecting combs in a Van de Graaff generator?

Q6hard

A Van de Graaff generator is operating in air. If the generator is moved to a vacuum chamber, how would its maximum achievable potential likely change, assuming no other changes?

Featured
🎯PREP MANAGER
Your 6-Month Blueprint, Updated Nightly
AI analyses your progress every night. Wake up to a smarter plan. Every. Single. Day.
Ad Space
🎯PREP MANAGER
Your 6-Month Blueprint, Updated Nightly
AI analyses your progress every night. Wake up to a smarter plan. Every. Single. Day.