How fast a small car of 1573 kg move to have the same kinetic energy as a 69.8-kg sprinter running at 9.35 m/s?

Q: The operating speed of a personal computer is 200 gigahertz. This is one-third the speed of a newer…

A: Operating speed of personal computer = 200 gigahertzSpeed of newer model is 3 times of operating…

Q: Problem 2: When you drive to work on a winding road, the odometer of your car changes from 27120 km…

A: Initial distance = 27120 Km.Final distance = 27140 Km.Time interval = 30 minutes.We need to find car…

Q: by strings to a vertical, rotating rod. The strings a e upper string is 24.0 cm long and has a…

A: Centripetal force = mv2 /r

Q: 2) A volleyball of mass 0.28 kg is dropped from the top of the bleachers (height equals 12 m). What…

A: Given: The mass of the volleyball is 0.28 kg. The height of the volleyball from the ground is 12 m.…

Q: The firework in the previous problem was a dud (did not explode), so it falls back to the ground.…

A: The acceleration due to gravity,

Q: What is the  Instantaneous Speed?

A: Variation of distance with respect to variation in time at any instant is known as instantaneous…

Q: A hockey puck is hit on a frozen lake and starts moving with a speed of 14.1 m/s. Five seconds…

A:

Q: A person jogs 8 complete laps around a 400m track . Displacement of the person is calculated to be ?

A:

Q: Multiplicative Vector Problems These problems share the same set of vectors (and the same as the…

A: Vector multiplication Vector cross multiplication: The vector cross product of two vectors is given…

Q: Q2. Three particles of masses mı=1.0kg, m2=2.0kg and m3=3.0kg from an equilateral triangle of edge…

A: 2) m1 = 1 kg m2 = 2 kg m3 = 3 kg a = 150 cm Coordinates of m1 = (-150 cm,0 cm ) Coordinates of m2 =…

Q: By how many decibels does the intensity level of a sound increase when you increase the the…

A: Given value--- intensity of source of sound increased by factor 2.97 . We have to find--- By how…

Q: A basketball with an invitation speed of 7.75 m/s rolls (with slipping) up a slanted sidewalk. How…

A: Write a given values of this question. u=7.75m/sv=0m/s

Q: A ray of light with 1, = 525.0 nm is incident upon a glass sphere with index of refraction of n, =…

A: Given:  θi=60°R=25 cmn2=1.271 for λ2=501.4 nm

Q: A friend claims that a bullet fired by a high-powered rifle travels for many meters in a…

A: We can conclude the all bullets drop the same vertical distance in equal times. This is because…

Q: A car falls from a height of 25 m. How fast does it go to the bottom??

A: The kinematic equation involving the final speed (v), initial speed (u), acceleration (a) and the…

Q: Which of the following is the velocity of the object at a certain given time     spontaneous…

A: Instantaneous velocity of an object is  velocity of the object at a certain given time.

Q: What is the minimum speed that the golf balls need to be hit to have a chance at creating escape…

A: let's consider an object of mass  at the surface of a celestial body (e.g., Earth) with mass .The…