A: 45 W
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The electric current in a wire may be calculated using the equation I = Anvq. Which statement is not correct?
A wire of cross-sectional area 5.0 × 10⁻⁶ m² is made of a metal of resistivity 50 × 10⁻⁸ Ω m. The potential differenc…
Electrons move in a vacuum from one metal plate to another metal plate. As a result of this, there is an electric cur…
What is the definition of acceleration?
A basketball player hits a ball vertically downwards with a speed of 2.4ms⁻¹ from a height of 0.90 m. Air resistance …
Some small solid cubes each have mass 1.0 kg and sides of length 5.0 cm. These small cubes are stacked together to fo…