IdeasCuriosas - Every Question Deserves an Answer Logo

Questions in physics

[Answered] A ball is projected horizontally with a velocity of 30 m/s from the top of a high tower. Air resistance may be neglected. After what time will its velocity be in the direction 45 degrees to the horizontal?

[Answered] A jogger runs the following distances: - 4.0 km [W] in 0.50 h - 1.0 km [E] in 0.20 h - 1.5 km [N] in 0.25 h - 3.0 km [E] in 0.75 h - 1.5 km [S] in 0.30 h What is the average velocity?

[Answered] A person pushing a stroller starts from rest, uniformly accelerating at a rate of [tex]0.500 \, \text{m/s}^2[/tex]. What is the velocity of the stroller after it has traveled [tex]4.75 \, \text{m}[/tex]?

[Answered] What is the physical property that describes how something feels called?

[Answered] Matter is needed to transfer thermal energy by _____ and _____.

[Answered] A basketball is launched with an initial speed of 8.8 m/s and follows the trajectory shown. The ball enters the basket 0.98 s after it is launched. What are the distances \( x \) and \( y \)? *Note: The drawing is not to scale.*

[Answered] What are 5 fun facts about cytoplasm?

[Answered] A lever used to lift a heavy box has an input arm of 4 meters and an output arm of 0.8 meters. What is the mechanical advantage of the lever?

[Answered] A charge of 0.01 C is in a 120 N/C electric field. What is the force on the charge?

[Answered] When two gears are meshed, the revolutions per minute (rpm) are inversely proportional to the number of teeth on the gears.