Physics, 24.01.2021 17:50 babysune01
A woman, driving a golf ball off of the tree, gives the ball a speed of 20.0m/s. The mass of the ball is 45g and the duration of the impact with the golf club is 6.0x10^3
a) What is the change in the momentum of the ball?
b) Determine the average force applied by the club.
Answers: 1
![P=20*0.045\\P=0.9[kg*m/s]](/tpl/images/1060/4523/30241.png)
![F*t=P\\F*0.006=0.9\\F=0.9/0.006\\F =150 [N]](/tpl/images/1060/4523/27db1.png)
Another question on Physics
Physics, 22.06.2019 04:30
In a voltaic cell, electrons flow from the (positive/negative) to the (positive/negative) terminal.
Answers: 1
Physics, 22.06.2019 05:10
What is the electric force acting between two charges of -0.0045 c and -0.0025 c that are 0.0060 m apart? use fe=kq1q2/r^2 and k = 9.00 x 10^9 n*m^2/c^2 a. 1.7 x 10^7 n b. -1.7 x 10^7 n c. -2.8 x 10^9 n d. 2.8 x 10^9 n
Answers: 1
Physics, 22.06.2019 07:30
Select all of the following that are equal to an impulse of 20 unitsa) force= 5, time= 5.5b) force= 25, time= 0.8c) force= 0.1, time= 200d) force= 10, time= 2(its b, c, and d)(also in order to find answer they have to add to get the unit)ex= 25x.8=20 or .1x200=20
Answers: 1
Physics, 22.06.2019 10:30
Avery long solenoid of inner radius 2.75 cm creates an oscillating magnetic field of the form = for this solenoid, =0.00425 t and =319 rad/s. (a)what is the maximum value of the induced electric field at a perpendicular distance 1.45 cm from the axis of the solenoid? (b) what is the maximum value of the inducted electric field at a point 5.85 cm perpendicular from the axis of the solenoid?
Answers: 1
You know the right answer?
A woman, driving a golf ball off of the tree, gives the ball a speed of 20.0m/s. The mass of the bal...
Questions
Mathematics, 17.05.2021 19:10
Chemistry, 17.05.2021 19:10
Mathematics, 17.05.2021 19:10
Mathematics, 17.05.2021 19:10
Computers and Technology, 17.05.2021 19:10
Spanish, 17.05.2021 19:10
