A car travels along a straight horizontal road. The graph shows the variation of the velocity v of the car with time t for 6.0 s of its journey. [Figure 6.1] The brakes of the car are applied from t = 1.0 s to t = 4.0 s. How far does the car travel while the brakes are applied?

The speed of an aircraft in still air is 200 km h⁻¹. The wind blows from the west at a speed of 85.0 km h⁻¹. In which…

A stone is thrown vertically upwards from a point that is 12 m above the sea. It then falls into the sea below after …

In the absence of air resistance, a ball thrown horizontally from a tower with velocity v, will land after time T sec…

Which statement about electric charges in a uniform electric field is not correct?

A resistor has resistance R. When the potential difference across the resistor is V, the current in the resistor is I…

A wire of resistance 9.55 Ω has a diameter of 0.280 mm. It is made of metal of resistivity 4.90 × 10⁻⁷ Ω m. What is t…