SuperCoaching AE/JE by Testbook
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A ball dropped from a height has PE. As it falls, PE converts to:
Anonymous Quiz
55%
KE
12%
Heat
11%
Sound
23%
Potential Energy
Hi everyone! 👋
We’ll be conducting a Live Exam Analysis on YouTube for the NHPC JE Exam (scheduled on 29th oct).
To make the session more accurate and useful, we need a few details from candidates who are appearing for the exam. Please fill out the Google Form below 👇
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Which of these is an example of a chemical change?
Anonymous Quiz
14%
Melting ice
38%
Dissolving sugar
36%
Burning wood
11%
Boiling water
What is the derivative of f(x) = x²sin(x)?
Anonymous Quiz
18%
2xcos(x)
12%
x²cos(x)
62%
2xsin(x) + x²cos(x)
9%
2xsin(x) - x²cos(x)
A car accelerates from rest to 20 m/s in 5s. What's its acceleration?
Anonymous Quiz
4%
2 m/s²
76%
4 m/s²
14%
5 m/s²
6%
10 m/s²
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