Give the definition of the electromotive force (e.m.f.) E though the the flux linkage O and time t. а. E dt do O b. E = - dt С. E = -Õt O d. E |3D t

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Q: How much energy is required to heat 7.5 kg of ice from -30 oC to steam at 200 oC?

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Q: Two trains on separate tracks move toward each other. Train 1 has a speed of 129 km/h; train 2, a…

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Q: A metallic wire is stretched from original length of 2 m to 4 m. If the original cross-sectional…

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Q: A wave on a long rope takes 1.5 s to travel 9.0 m of the rope. If the wavelength of the wave is 0.53…

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Q: (c) What is the time constant in a circuit with a resistor and a capacitor in series?

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Q: When illuminating a metal work function W = 1.6 eV with a radiation of wavelength 700 nm., we…

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Q: 6.3 A factory worker pushes a 30.0 kg crate a distance of 4.5 m alohg a level floor at constant…

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Q: A high voltage line carries a current of 4972 A from south to north. The geomagnetic field (76.7 µT)…

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Q: pitch frequency loudness amplitude [ Choose ] waveform tone quality frequency wavelength…

A: The loudness is determined by how strong a sound wave is at a place. It is always a relative term…

Newton’s Third Law of Motion

The horse pulls the cart and the cart pulls the horse in response as per Newton third law. So the big question is, “Don’t the two forces cancel each other? How does the cart accelerate?”