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Question: A sound wave travels through air at a speed of 340 m/s. What is the wavelength of a sound ..
Question: A 1 kg object is dropped from a height. What is its velocity just before it hits the groun..
Question: A 50 kg crate is pushed with a force of 200 N. If the frictional force is 50 N, what is th..
Question: A 2 kg ball is thrown vertically upwards with a velocity of 20 m/s. What is the maximum he..
Question: What is the net force acting on a 15 kg object moving with a constant velocity? (2021)Opti..
Question: A 10 kg object is at rest. A force of 30 N is applied. What is the final velocity after 3 ..
Question: A block of mass 5 kg is sliding down a frictionless incline of angle 30°. What is the acce..
Question: If a force of 10 N is applied to a mass of 2 kg, what is the acceleration of the mass? (20..
Question: Which of the following statements is true about the image formed by a plane mirror? (2022)..
Question: What happens to the image when an object is moved closer to a convex lens than its focal l..
Question: In a concave lens, the focal length is always: (2020)Options: PositiveNegativeZeroInfinite..
Question: What type of lens is used to correct hypermetropia? (2021)Options: Concave lensConvex lens..
Question: A light ray strikes a plane mirror at an angle of 30 degrees to the normal. What is the an..
Question: What is the typical forward voltage drop across a silicon diode? (2023)Options: 0.2 V0.7 V..
Question: What happens to the resistance of a semiconductor as temperature increases? (2021)Options:..
Question: What is the primary function of a diode? (2022)Options: To amplify currentTo rectify curre..
Question: In a PN junction, what is the region called where no charge carriers are present? (2019)Op..
Question: What is the main consequence of nuclear fusion? (2023)Options: Release of energyFormation ..
Question: Which layer of the OSI model does the MAC address operate at?Options: Application LayerTra..
Question: What is the primary purpose of subnetting?Options: To increase the number of available IP ..
Question: Which of the following is a private IP address?Options: 192.168.1.1172.16.0.110.0.0.1All o..
Question: What is the purpose of a switch in a network?Options: To connect different networksTo filt..
Question: Which IP address class is used for large networks?Options: Class AClass BClass CClass DCor..
Question: In TCP/IP, which layer corresponds to the OSI Transport Layer?Options: Application LayerIn..
Question: If a charge of +2μC is placed in an electric field of strength 1000 N/C, what is the force..
Question: What is the wavelength of light emitted when an electron transitions from n=3 to n=1 in a ..
Question: What is the power consumed by a 100Ω resistor when a current of 0.5A flows through it? (20..
Question: A circuit has a total resistance of 5Ω and a current of 2A. What is the voltage across the..
Question: If a 6Ω and a 3Ω resistor are connected in parallel, what is the equivalent resistance? (2..
Question: A resistor of 10Ω is connected across a 20V battery. What is the power consumed by the res..