1Timer starts when you click "Start Test" — it counts down in real time
2Answer questions in any order using the navigation grid
3Mark questions for review and come back to them
4Submit before time runs out, or the test auto-submits
5Your score and answer key are shown immediately
Sample Questions from VAO 2025 — Paper 2
Q1.What is the de Broglie wavelength associated with an electron moving with a speed of 5.4×10⁶ m/s? Given mass of electron is 9.11×10⁻³¹ kg, Planck's constant h = 6.63×10⁻³⁴ Js.
A6.63×10⁻⁶ m
B0.135×10⁻⁶ m
C4.92×10⁻²⁴ m
D0.135 nm
Q2.What is the energy equivalent of 1 gram of substance?
A3×10¹⁶ J
B3×10⁸ J
C9×10⁸ J
D9×10¹³ J
Q3.A tightly wound 100 turn coil of radius 10 cm, carrying a current of 1 A. What is the magnitude of the magnetic field at the centre of the coil?
12.28×10⁻⁸ T
A
B12.28×10⁻⁴ T
C6.28×10⁻⁸ T
D6.28×10⁻⁴ T
Sign in to see all 100 questions with answers after completing the test.