Find at what angle relative to the floor was the dart thrown

Reference no: EM13530705

A dart is thrown at a dartboard 2.37 m away. When the dart is released at the same height as the center of the dartboard, it hits the center in .447 s. At what angle relative to the floor was the dart thrown? (Neglect air resistance)

Reference no: EM13530705

Questions Cloud

Explain the mole fraction of water in the vapor phase : A solution is prepared by mixing 10g of water with 10g of ethanol. What is the mole fraction of water in the vapor phase at 30 degree C. The vapor pressure of water at 30 degree C is 32 torr and ethanol is 78 torr. The molar mass of water is 18.02..

Find the distance from the rotation axis of sample chamber : Commercial ultracentrifuges can rotate at rates of 100,000 rpm. Find the distance from the rotation axis of the sample chamber in such a device

Explain a solution that has a concentration of 0.3 m al3+ : A 9 mL sample of a solution of AlBr3 was diluted with water to 25 mL. A 17 mL sample of the dilute solution was found to contain 0.042 moles of Br-. What was the concentration of AlBr3 in the original undiluted solution

What is the period of the circular motion : A ball attached to a string is twirled in a circle of radius 1.25 m. If the constant speed of the ball is 2.25 m/s, what is the period of the circular motion

Find at what angle relative to the floor was the dart thrown : A dart is thrown at a dartboard 2.37 m away. When the dart is released at the same height as the center of the dartboard, At what angle relative to the floor was the dart thrown

Define moles of na+ are in 15 ml of the stock solution : A stock solution is prepared by adding 23 mL of 2.1 M Na2SO4 to enough water to make 40 mL. How many moles of Na+ are in 15 mL of the stock solution

Find how much time do the pilots have to take evasive action : Two planes approach each other head-on. Each has a speed of 790km/h , How much time do the pilots have to take evasive action

Find how much power does a refrigerator use : How much power does a refrigerator use if connected to a 120 volt line and is said to draw as much power as light bulb that uses 1.67 A when connected to the same voltage

Summarize the fly a kit slides : The fly a kit slides are attached. Make sure the write-up is in your own words (do not just cut and paste). Focus on the importance of SAP for industrial engineers assignme.

User Account

All Pages