Engineering, 13.09.2019 16:10 timttimtim
The tennis ball has a horizontal speed of 15 m/s when it is struck by the racket. if it then travels away at an angle of 25 degree from the horizontal and reaches a maximum altitude of 10 m. measured from the height of the racket, determine the magnitude of the net impulse of the racket on the ball. the ball has a mass of 180 g. neglect the weight of the ball during the time the racket strikes the ball.
Answers: 1
Engineering, 03.07.2019 14:10
The y form of iron is known as: a) ferrite b) cementite c) perlite d) austenite
Answers: 3
Engineering, 04.07.2019 16:10
An electrical motor raises a 50kg load at a construct velencity .calculate the power of the motor, if it takes 40sec to raise the load through a height of 24m(take g =9.8n/g)
Answers: 2
Engineering, 04.07.2019 18:10
The higher the astm grain-size number, the coarser the grain is. a)-true b)-false
Answers: 3
Engineering, 04.07.2019 18:10
Hydraulic fluid with a sg. of 0.78 is flowing through a 1.5 in. i.d. pipe at 58 gal/min. the fluid has an absolute viscosity of 11.8 x 105 lbf-sec/ft2. is the flow laminar, turbulent or within the critical range? give both a numerical reynolds number and a term answer.
Answers: 3
The tennis ball has a horizontal speed of 15 m/s when it is struck by the racket. if it then travels...
Mathematics, 14.10.2019 06:30
History, 14.10.2019 06:30
Computers and Technology, 14.10.2019 06:30
Mathematics, 14.10.2019 06:30
Mathematics, 14.10.2019 06:30