Physics, 22.01.2020 00:31 xmanavongrove55
A2.00-kg frictionless block attached to an ideal spring with force constant 315 n/m is undergoing simple harmonic motion. when the block has displacement +0.200 m, it is moving in the negative x-direction with a speed of 4.00 m/s.
find
(a) the amplitude of the motion;
(b) the block’s maximum acceleration; and
(c) the maximum force the spring exerts on the block.
Answers: 1
Physics, 21.06.2019 13:30, nikolevargas89
Explain how plate tectonics have changed earth’s surface over time. include the role of plate tectonics in the creation of landforms.
Answers: 3
Physics, 22.06.2019 00:00, tsupreme
1134567 a jet with mass m = 1.1 ă— 105 kg jet accelerates down the runway for takeoff at 2 m/s2. 1) what is the net horizontal force on the airplane as it accelerates for takeoff? 2.2*10^5 n your submissions: 2.2*10^5 computed value: 220000submitted: saturday, january 26 at 2: 41 pm feedback: correct! 2) what is the net vertical force on the airplane as it accelerates for takeoff? 0 n your submissions: 0 computed value: 0submitted: saturday, january 26 at 2: 41 pm feedback: correct! 3) once off the ground, the plane climbs upward for 20 seconds. during this time, the vertical speed increases from zero to 21 m/s, while the horizontal speed increases from 80 m/s to 95 m/s. what is the net horizontal force on the airplane as it climbs upward? n 4) what is the net vertical force on the airplane as it climbs upward? n 5) after reaching cruising altitude, the plane levels off, keeping the horizontal speed constant, but smoothly reducing the vertical speed to zero, in 13 seconds. what is the net horizontal force on the airplane as it levels off? n 6) what is the net vertical force on the airplane as it levels off?
Answers: 1
Physics, 22.06.2019 04:00, katieleeisaacs8368
Ametal ball with a mass of 0.028 kg is dropped from rest at a height of 1.0 meters above the ground. assuming the energy in the ball is conserved, how much kinetic energy will the ball have when it is 0.5 meters above the ground?
Answers: 1
Physics, 22.06.2019 06:40, animaljamissofab
How does the kinetic energy of a charge change as the charge moves under the effect of an electric field from higher potential to lower potential? a. the kinetic energy increases. b.the kinetic energy decreases. c.the kinetic energy remains the same. d.the kinetic energy is always zero.
Answers: 1
A2.00-kg frictionless block attached to an ideal spring with force constant 315 n/m is undergoing si...
Mathematics, 18.08.2021 17:50
English, 18.08.2021 17:50
English, 18.08.2021 17:50
Business, 18.08.2021 17:50
English, 18.08.2021 17:50