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According to question, => X × 50 = (X + 51) × 20 => 50X = 20X + 1020 => 30X = 1020 => X = 34
Which of the following particles in motion, having the same kinetic energy, has the shortest wavelength?
Which of the following is a characteristic of a conductor?
A porter lifts luggage of 20 kg from the ground and puts it on his head 2 m above the ground. Calculate the work done by him on the luggage (take g = 10...
Which of the following has the highest frequency?
Global warming is expected to result in
Which of the following equations correctly represents the momentum p of a photon of Energy E?
The law of reflection states that the angle of incidence is equal to the angle of reflection. What is the angle of incidence when the angle of reflectio...
A cube of side a encloses a point charge q at its center. What is the electric flux through one of its faces?
A sphere of radius 1m encloses a charge of 10μC. Another charge of −5μC is placed inside the sphere. The net electric flux would be :
An object is placed 10 cm from a convex mirror of focal length 15 cm. Find the position of the image.
