Description : In a rechargeable cell what kind of energy is stored within the cell? (1) Electrical energy (2) Potential energy (3) Chemical energy (4) Kinetic energy
Last Answer : (3) Chemical energy Explanation: In electricity, a battery is a device consisting of one or more electrochemical cells that convert stored chemical energy into electrical energy. A battery is ... of two half-cells connected in series by a conductive electrolyte containing anions and cations.
Description : The energy stored in a watch spring is (1) Kinetic energy (2) Potential energy (3) Heat energy (4) Chemical energy
Last Answer : (2) Potential energy
Description : The energy stored in a watch spring is (1) kinetic energy (2) potential energy (3) heat energy (4) chemical energy
Last Answer : potential energy
Description : The energy stored in a dam is------? A. Kinetic energy B. Electrical energy C. Potential energy (Answer) D. None of these
Last Answer : C. Potential energy (Answer)
Description : _________ is the energy stored within a body or substance by virtue of the activity and configuration of its molecules. a. Internal Energy b. External Energy c. Kinetic Energy d. Potential Energy
Last Answer : Internal Energy
Description : Energy stored in a coal is - (1) kinetic energy (2) potential energy (3) chemical energy (4) nuclear energy
Last Answer : (3) chemical energy Explanation: Chemical energy is stored in coal. Coal is a Hydrocarbon. When coal is burnt its chemical energy comes out in the form of light and heat energy which result in formation of vapors of Carbon Dioxide (CO2) and water(H2O).
Description : In which form is the supplied heat energy stored during change in temperature of substance? (1) Heat energy (2) Kinetic energy (3) Potential energy (4) Both kinetic and potential energy
Last Answer : (2) Kinetic energy Explanation: Temperature is used as a measure for heat in an object by measuring the amount of kinetic energy in the molecules that make up the object. It is a measure of the average ... from the heat source to the molecules, and it can also change its form from heat to movement.
Description : Energy stored in a body as thermal or internal energy consists of one of the following. Does it consist of: w) heat in the form of radiant energy x) molecular kinetic energy only y) molecular potential energy only z) both kinetic and potential energy
Last Answer : ANSWER: Z -- BOTH KINETIC AND POTENTIAL ENERGY
Last Answer : Kinetic energy
Description : The sum of potential energy and kinetic energy is known as : (1) Electrical energy (2) Chemical energy (3) Light energy (4) Mechanical energy
Last Answer : (4) Mechanical energy Explanation: In physical sciences, mechanical energy is the sum ofpotential energy and kinetic energy. It is the energy associated with the motion and position of an object.
Description : In a water lifting electric pump, We convert – (1) Electrical energy into Potential energy (2) Kinetic energy into Electrical energy (3) Kinetic energy into Potential energy (4) Electrical energy into Kinetic energy
Last Answer : (1) Electrical energy into Potential energy Explanation: In a water lifting electric pump, we convert electrical energy into potential energy. In hydraulic pump mechanical energy in converted into potential energy
Description : In a water lifting electric pump, we convert (1) Electrical energy into Potential energy (2) Kinetic energy into Electrical energy (3) Kinetic energy into Potential energy (4) Electrical energy into Kinetic energy
Last Answer : Electrical energy into Potential energy
Description : What happens when a chemical bond is formed? (1) energy is always absorbed (2) energy in always released (3) more energy is released than is absorbed (4) energy is neither released nor ... as potential energy. Upon the breaking of these bonds the energy is released thereby creating usable energy.
Last Answer : Silver nitrate solution is kept in brown bottles in laboratory because - (1) it reacts with ordinary white bottles (2) brown bottles stops the passage of light through it (3) brown bottles do not react with it (4) brown bottles react with it
Description : Tides in the sea have stored in them : (1) Hydraulic energy (2) Kinetic energy (3) Gravitational potential energy (4) A combination of all the above three forms of energy
Last Answer : (3) Gravitational potential energy Explanation: Tides are the rise and fall of sea levels caused by the combined effects of the gravitational forces exerted by the Moon and the Sun and the rotation ... is channeled into a large basin behind the darn, holding a large amount of potential energy.
Description : Energy is stored in a flywheel in the form of (A) Heat energy (B) Solar energy (C) Kinetic energy (D) Potential energy
Last Answer : (C) Kinetic energy
Description : The energy that stored in a system as a result of its position in the earth’s gravitational field a. elastic energy b. kinetic energy c. potential energy d. flow energy
Description : The work is stored in an inductor in form of.......: a. Elastic potential energy b. Kinetic energy c. Potential energy d. Gravitational potential energy
Last Answer : b. Kinetic energy
Last Answer : Gravitational potential energy
Description : In a nuclear explosion, the energy is released primarily in the form of __________ energy. (A) Potential (B) Thermal (C) Kinetic (D) Electrical
Last Answer : (C) Kinetic
Description : One of the key areas for ....... energy saving in existing systems is waste heat recovery. a) Potential b) Kinetic c) Thermal d) Electrical
Last Answer : Potential
Description : When brakes are applied on a moving vehicle the kinetic energy is converted to A. Mechanical energy B. Heat energy C. Electrical energy D. Potential energy
Last Answer : B. Heat energy
Description : In a photocell light energy is converted into – (1) Potential energy (2) Chemical energy (3) Heat energy (4) Electrical energy
Last Answer : (4) Electrical energy Explanation: Photocells are scientifically known as photo-resistors. A photo-resistor or light dependent resistor (LDR) is a resistor whose resistance decreases with increasing ... by the semiconductor give bound electrons enough energy to jump into the conduction band.
Description : In a photocell light energy is converted into (1) potential energy (2) chemical energy (3) heat energy (4) electrical energy
Last Answer : electrical energy
Description : A loudspeaker changes ----- energy into sound energy. A. Chemical B. Electrical (Answer) C. Light D. Kinetic
Last Answer : A loudspeaker changes ----- energy into sound energy.A. ChemicalB. Electrical (Answer)C. LightD. Kinetic
Description : Mechanical energy is the combination of kinetic energy and _______. (1) Heat energy (2) Chemical energy (3) Potential energy (4) Nuclear energy
Last Answer : (3) Potential energy Explanation: Mechanical energy is the energy possessed by an object due to either its motion or its stored energy of position. The total amount of mechanical energy is merely the sum of potential energy and kinetic energy.
Description : What is the sum of the kinetic energy and potential energy of the molecules of matter called energy ?
Last Answer : The sum of the kinetic and potential energy of the molecules of matter is called internal energy.
Description : The work done by the string of a simple pendulum during one complete oscillation is equal to (1) Total energy of the pendulum (2) Kinetic energy of the pendulum (3) Potential energy of the pendulum (4) Zero
Last Answer : (4) Zero Explanation: Work done by the string of the simple pendulum during one complete oscillation is zero. Tension in the string exactly cancels the component parallel to the string. This leaves a net restoring force back toward the equilibrium position as equal to zero.
Description : Energy that is produced commercially from coal is called – (1) Light energy (2) Kinetic energy (3) Thermal energy (4) Potential energy
Last Answer : (3) Thermal energy Explanation: Thermal enemy, but in most cases coal is used for electricity. The steel industry uses coal (or coke rather) in blast furnaces. Thermal energy is the part of ... through heating, and not been subjected to work input or output, or any other energy-changing processes.
Description : When a body falls from an aeroplane, there is increase in its – (1) Kinetic energy (2) Mass (3) Acceleration (4) Potential energy
Last Answer : (3) Acceleration Explanation: The energy possessed by a body by virtue of its motion is called kinetic energy. Potential Energy is the energy possessed by virtue of its position or configuration. When a body falls from an aeroplane, there is increase in its acceleration.
Description : Bernoulli's principle states that, for streamline motion of an incompressible non-viscous fluid: A. the pressure at any part + the kinetic energy per unit volume = constant B. the kinetic ... + the kinetic energy per unit volume + the potential energy per unit volume = constant
Last Answer : the pressure at any part + the kinetic energy per unit volume + the potential energy per unit volume = constant
Description : Energy in deformed solid is called A. stress energy B. potential energy C. kinetic energy D. strain energy
Last Answer : strain energy
Description : Work done on an object to bring it to certain point in space is called A. gravitational potential energy B. potential energy C. kinetic energy D. mechanical energy
Last Answer : kinetic energy
Description : At the end of communication system, the signal is converted from radio to A. sound B. mechanical energy C. kinetic energy D. potential energy
Last Answer : sound
Description : The temperature of a gas measures the: w) number of calories of heat present x) average kinetic energy of the particles in the gas y) exact number of particles in the gas z) potential energy of the gas
Last Answer : ANSWER: X -- AVERAGE KINETIC ENERGY OF THE PARTICLES IN THE GAS
Description : In any collision, which of the following is conserved: w) kinetic energy x) velocity y) momentum z) potential energy
Last Answer : ANSWER: Y -- MOMENTUM
Description : A block of wood initially at rest slides down an inclined plane. Neglecting friction, the kinetic energy of the block at the bottom of the plane is: w) all converted into heat x) equal to its ... kinetic energy at the top of the plane z) dependant on the materials of which the block is made
Last Answer : ANSWER: X -- EQUAL TO ITS POTENTIAL ENERGY (WITH RESPECT TO THE BOTTOM OF PLANE) WHEN IT WAS AT THE TOP OF THE PLANE.
Description : When the velocity of an object is tripled, another quantity which is tripled at the same time is the object's: w) momentum x) potential energy y) kinetic energy z) mass
Last Answer : ANSWER: W -- MOMENTUM
Description : According to the kinetic theory, the Kelvin temperature of an ideal gas is proportional to which one of the following. Is the temperature proportional to the gas's average molecular: w) velocity x) momentum y) kinetic energy z) potential energy
Last Answer : ANSWER: Y -- KINETIC ENERGY
Description : The relationship between kinetic energy and the potential energy of a swinging pendulum bob is one of the following. Is it: w) kinetic energy is greater than potential energy x) kinetic ... kinetic energy is equal to potential energy z) kinetic energy plus potential energy equals a constant
Last Answer : ANSWER: Z -- KINETIC ENERGY PLUS POTENTIAL ENERGY EQUALS A CONSTANT
Description : When a charge moves through an electric circuit in the direction of an electric force it does one of the following four things. Does it: w) lose potential energy and gain kinetic energy x) ... lose kinetic energy y) lose both potential and kinetic energy z) gain both potential and kinetic energy
Last Answer : ANSWER: W -- LOSE POTENTIAL ENERGY AND GAIN KINETIC ENERGY
Last Answer : Zero
Description : When a body falls from an aeroplane, there is increase in its (1) Kinetic energy (2) Mass (3) Acceleration (4) Potential energy
Last Answer : Acceleration
Description : Energy that is produced commercially from coal is called (1) Light energy (2) Kinetic energy (3) Thermal energy (4) Potential energy
Last Answer : Thermal energy
Description : Energy stored in a 2000 mF capacitor charged to a potential difference of 10 V is A. 0.12 J B. 1.3 J C. 0.10 J D. 3 J
Last Answer : 0.10 J
Description : Suppose a crane lifts a 900 kilogram wrecking ball 12 meters above a concrete slab. 105,840 Joules of potential energy are stored in the wrecking ball. Now the ball is dropped. When the ball is 6 meters above the concrete slab, what is it's potential energy in Joules?
Last Answer : ANSWER: 52,920 JOULES
Description : A photoelectric cell converts – (1) Mechanical energy to electric energy (2) Heat energy to mechanical energy (3) Light energy to chemical energy (4) Light energy to electrical energy
Last Answer : (4) Light energy to electrical energy Explanation: Photoelectric cell or photocell, device whose electrical characteristics (e.g., current, voltage, or resistance) vary when light is incident ... The most common type consists of two electrodes separated by a light-sensitive semiconductor material.
Description : A photo-electric cell converts (1) mechanical energy to electric energy (2) heat energy to mechanical energy (3) light energy to chemical energy (4) light energy to electrical energy
Last Answer : light energy to electrical energy
Description : Energy stored in flywheel in the form of 1. heat energy 2. kinetic energy 3. solar energy 4. thermal energy
Last Answer : 2. kinetic energy
Description : Alternating current generator converts.......... energy into electrical energy? a. mechanical energy b. chemical energy c. solar energy d. potential energy
Last Answer : a. mechanical energy
Description : What is a device that converts kinetic energy to electrical?
Last Answer : What is the answer ?