Physics Ice is packed in saw dust because Saw dust is a good conductor of heat. Saw dust does not stick to the ice. Saw dust will not get melted easily. Saw dust is poor conductor of heat. Saw dust is a good conductor of heat. Saw dust does not stick to the ice. Saw dust will not get melted easily. Saw dust is poor conductor of heat. ANSWER DOWNLOAD EXAMIANS APP
Physics The device used to change the speed of an electric fan is Regulator Rectifier Switch Amplifier Regulator Rectifier Switch Amplifier ANSWER DOWNLOAD EXAMIANS APP
Physics The magnitude of current flowing between two end points of a conductor is proportional to the potential difference between them and is called as: Avogadro's law Ohms law Faraday's law Rault's law Avogadro's law Ohms law Faraday's law Rault's law ANSWER DOWNLOAD EXAMIANS APP
Physics An Electric generator is based on which of the following scientific principles? Super Conductivity Newton's Law of Motion Laws of Thermodynamics Faraday's law of Electromagnetic Induction Super Conductivity Newton's Law of Motion Laws of Thermodynamics Faraday's law of Electromagnetic Induction ANSWER DOWNLOAD EXAMIANS APP
Physics Materials that usually are good conductors of electricity? Nickel Lead Aluminium Wood Nickel Lead Aluminium Wood ANSWER DOWNLOAD EXAMIANS APP
Physics If a person moves a trolley for a distance of 10 m with a force of 50 N, then the work done is 500 J 20 J 5 J 0.2 J 500 J 20 J 5 J 0.2 J ANSWER DOWNLOAD EXAMIANS APP
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