Search
Question: A diverging lens has a focal length of -15 cm. What is the nature of the image formed when..
Question: What happens to the image distance when the object distance is increased in a convex lens?..
Question: Which of the following devices is based on the principle of a p-n junction? (2023)Options:..
Question: What is the primary application of nuclear fusion? (2023)Options: Nuclear power plantsHydr..
Question: In nuclear fission, what is released? (2022)Options: Energy and neutronsOnly energyOnly ne..
Question: What is the mass defect of a nucleus? (2019)Options: The difference between the mass of th..
Question: A 2 kg object is lifted to a height of 3 m. What is the work done against gravity? (g = 9...
Question: Which traversal method can be used to obtain a sorted order of elements in a Red-Black tre..
Question: How many rotations are required in the worst case to balance an AVL tree after an insertio..
Question: What is the time complexity of inserting a node in an AVL tree?Options: O(1)O(log n)O(n)O(..
Question: Which of the following properties is NOT true for a Red-Black tree?Options: Every node is ..
Question: A solid cylinder and a hollow cylinder of the same mass and radius are released from rest ..
Question: A torque τ is applied to a rigid body with a moment of inertia I. If the torque is doubled..
Question: A flywheel is rotating with an angular velocity of 10 rad/s. If the moment of inertia of t..
Question: A rotating body has an angular momentum L. If its moment of inertia is doubled and angular..
Question: A wheel of radius R and mass M is rolling without slipping on a horizontal surface. If it ..
Question: A uniform rod of length L and mass M is pivoted at one end and released from rest. What is..
Question: A disc of radius R and mass M is rotating about its axis with an angular velocity ω. What ..
Question: A solid sphere of mass M and radius R rolls without slipping down an inclined plane of hei..
Question: A 12 kg object is at rest. A force of 36 N is applied to it. What will be its velocity aft..
Question: A 2 kg object is moving with a velocity of 10 m/s. What is its momentum? (2021)Options: 5 ..
Question: The gravitational field strength at a distance r from a mass M is given by which formula? ..
Question: What is the effect of placing a ferromagnetic material inside a solenoid? (2023)Options: D..
Question: The force experienced by a charged particle moving in a magnetic field is given by which l..
Question: What is the SI unit of magnetic field strength? (2023)Options: TeslaWeberHenryAmpereCorrec..
Question: What is the role of a transformer in an AC circuit? (2023)Options: To convert AC to DCTo i..
Question: What is the formula for the inductive reactance (X_L) in an AC circuit? (2022)Options: X_L..
Question: Which of the following devices uses electromagnetic induction? (2019)Options: Electric mot..
Question: In a series RLC circuit, what happens to the impedance at resonance? (2021)Options: Minimu..
Question: A capacitor is charged to a potential difference of 12V. If it is disconnected from the ba..