What''s its kinetic energy at three times the speed

Assignment Help Physics

Reference no: EM139075

Q1. A major-league pitcher can throw a baseball in excess of 41.3 m/s. If a ball is thrown horizontally at this speed, how much would it drop by the time it reaches a catcher who is 17.5 m away from the point of release?

Q2. The lander is 8.2 meters above the surface and has the downward speed of 0.89 m/s while the engine is cut off. What is the speed of the lander just before it touches the surface?

Q3. Assume an automobile has 3700 J of kinetic energy. When it moves at twice the speed, what would be its kinetic energy? What's its kinetic energy at three times the speed?

Reference no: EM139075

Questions Cloud

U.s. suspicious of absolute democracy : During the purchasing decision, evaluation stage, the consumer forms preferences among the brands in the choice set.

Major political parties influence public values : Besides elections and campaigns, do the major political parties influence public values and ideas.

Job working at a fast food restaurant : Illustrate what would be the best advice to give him knowing which this is his only source of income.

Firms in an initially competitive market : Illustrate output quota q1 would the typical firm have to be limited. Explain how much would it like to produce.

What''s its kinetic energy at three times the speed : The lander is 8.2 meters above the surface and has the downward speed of 0.89 m/s while the engine is cut off. What is the speed of the lander just before it touches the surface.

Find the shapes electron and whole fermi surfaces : Consider two dimensional simple triangular lattice for free electron metal with two electrons per atom. Assume the lattice constant is a, find the areas electron and hole pockets that are formed in the second and first Brillouin zones respectively. F..

Nominal exchange rate : If the nominal exchange rate were 1.2 Canadian dollars per U. S. dollar, illustrate what would be the real exchange rate.

What is the dielectric constant of the material : With the power supply disconnected, the dielectric material is removed and the potential difference between the plates is measured to be 500 V. What is the dielectric constant of the material that was at first used to fill the gap between the plates.

Government budget at the equilibrium level of income : Is there a surplus or deficit in the government budget at the equilibrium level of income.

User Account

All Pages