Physics Questions And Answers
Questions A boy is standing on an elevator which is traveling downward with a constant velocity of 30 meters per second. The boy throws a… Read More »A boy is standing on an elevator which is traveling
A cheetah is crouched 20m to the east of an observer’s vehicle. At time t = 0 the cheetah charges an antelope and begins to… Read More »A Cheetah is Crouched 20m to the East of an observer’s vehicle. At time t = 0 the cheetah
Question After an airplane takes off, it travels 10.4 km west, 8.7 km north, and 2.1 km up. How far is it from the take-off… Read More »after an airplane takes off it travels 10.4 km west
Question When two progressive waves y1=4 sin(2x–6t) and y2 = 3sin(2x−6t−(π/2)) are superimposed, the amplitude of the resultant wave is Answer The final answer to the above question is… Read More »when two progressive waves y1=4 sin(2x-6t)
Question From the diagram above, a weight W = 60N is suspended horizontally by a string attached to a wall. Find the tension T on… Read More »From the diagram above, a weight W = 60N is suspended
Question What is the resultant force when two forces 10n and 20n are inclined at angle 60 to each other? Answer: Final outcome: The final… Read More »What is the resultant force when two forces 10n and 20n are inclined at angle 60 to each other?
Question A body moving at 20 m/s decelerates uniformly at 5m/s2 till its speed becomes 10 m/s. The distance covered within this period is Answer… Read More »A body moving at 20 m/s decelerates uniformly at 5m/s2
Question Calculate the number of moles of an ideal gas of volume 12.0 meter cube at a pressure of 6 x 103 Nm-2 and 27… Read More »Calculate the number of moles of an ideal gas of volume 12.0 m^3
Question What does vo mean in physics? Answer The symbol vo is correctly written as V0 or v0. We write the zero sign as a… Read More »what does vo mean in physics?
Question A projectile is launched at an angle of 30 degrees with a horizontal and a speed of 30 m/s. How much time does it… Read More »A projectile is launched at an angle of 30 degrees with a horizontal and a speed of 30 m/s. How much time does it spend in the air?
Question What is the critical angle for light traveling from crown glass (n = 1.52) into water (n = 1.33)? Answer The final answer to… Read More »what is the critical angle for light traveling from crown glass (n = 1.52) into water (n = 1.33)?
Question An Object is 1.0 cm tall and its inverted image is 5.0 cm tall. what is the exact magnification? Video Solution to “An Object… Read More »An Object is 1.0 cm tall and its inverted image is 5.0 cm tall. what is the exact magnification?
Question: A pump lifts 30 kg of water a vertical distance of 20 m each second. what is the power output? Answer The answer to… Read More »A pump lifts 30 kg of water a vertical distance of 20 m each second. what is the power output?
Question on a missile is flying at a speed of 125 m/s A missile is flying at a speed of 125 m/s. If the missile… Read More »A missile is flying at a speed of 125 m/s
Question A bullet is shot horizontally from shoulder height (1.5 m) with an initial speed of 200 meters per second. (a) How much time elapses before the bullet… Read More »A bullet is shot horizontally from shoulder height