Topic: The s HCC MyEa Hoc Log Ir He Chapt A CI X www. Logol Logo Ho Grade o Mail - Chapt www. Answa M Recer *Cours myLo D2L Grade + X C webassign.net/web/Student/Assignment-Responses/last?dep=29775146 LE * OK Update 5. [-/1 Points] DETAILS SERCP11 4.2.P.017. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER A force of 25.0 N is applied in the positive x-direction to a block of mass 5.45 kg, at rest on a frictionless surface. HINT (a) What is the block's acceleration (in m/s2)? (Indicate the direction with the sign of your answer.) m/s2 (b) How fast is it going (in m/s) after 2.00 s? m/s Need Help? Read It Watch It 6. [-/1 Points] DETAILS SERCP11 4.2.P.018. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER What would be the acceleration of gravity (in m/s2) at the surface of a world with four times Earth's mass and five times its radius? HINT m / s 2 Need Help? Read It Watch It 7. [-/1 Points] DETAILS SERCP11 4.3.P.019. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Calculate the magnitude of the normal force on a 12.7 kg block in the following circumstances. (Enter your answers in N.) Search W 4x O 12:55 PM 12/4/2022 6Topic: The s Hec MyEa He Log Ir Hoc Chapt A CI X www. Logol Logo Grade o Mail - Chap www. Answrecer *Cours myLo D2L Grade + X C webassign.net/web/Student/Assignment-Responses/last?dep=29775146 * OK (Update HINT m/s 2 Need Help? Read It Watch It 7. [-/1 Points] DETAILS SERCP11 4.3.P.019. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Calculate the magnitude of the normal force on a 12.7 kg block in the following circumstances. (Enter your answers in N.) HINT (a) The block is resting on a level surface. IN (b) The block is resting on a surface tilted up at a 40.80 angle with respect to the horizontal. (c) The block is resting on the floor of an elevator that is accelerating upward at 2.28 m/s2. N (d) The block is on a level surface and a force of 115 N is exerted on it at an angle of 40.80 below the horizontal. N Need Help? Read It Watch It 8. [-/1 Points] DETAILS SERCP11 4.3.P.022. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER A student of mass 63.4 kg, starting at rest, slides down a slide 17.2 m long, tilted at an angle of 32.10 with respect to the horizontal. If the coefficient of kinetic friction between the student and the slide is 0.133, find the foren of kinetic friction the acceleration and the enAnd cho is traveling whon cho macher the bottom of the elida (Enter the mannitudor ) Search W 12:55 PM 12/4/2022 6Topic: The s Hec MyEa Mcc Log Ir H Chapt A CI X www. Logo Logo Grade o Mail - He Chap www. Answorecer *Cours myLo D2L Grade + X C webassign.net/web/Student/Assignment-Responses/last?dep=29775146 * OK (Update d) The block is on a level surface and a force of 115 N is exerted on it at an angle of 40.80 below the horizontal. IN Need Help? Read It Watch It 8. [-/1 Points] DETAILS SERCP11 4.3.P.022. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER A student of mass 63.4 kg, starting at rest, slides down a slide 17.2 m long, tilted at an angle of 32.10 with respect to the horizontal. If the coefficient of kinetic friction between the student and the slide is 0.133, find the force of kinetic friction, the acceleration, and the speed she is traveling when she reaches the bottom of the slide. (Enter the magnitudes.) HINT (a) the force of kinetic friction (in N) (b) the acceleration (in m/s2) m/s2 (c) the speed she is traveling (in m/s) m/s Need Help? Read It Watch It 9. [-/1 Points] DETAILS SERCP11 4.3.P.025. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER A rocket takes off from Earth's surface, accelerating straight up at 41.2 m/s2. Calculate the normal force (in N) acting on an astronaut of mass 88.4 kg, including his space suit. (Assume the rocket's initial motion parallel to the +y-direction. Indicate the direction with the sign of your answer.) HINT Search 12:55 PM 12/4/2022 6Topic: The s Hec MyEa He Log Ir He Chapt A CI X www. Logol Logo Grade o Mail - Chap & www. Answrecer *Cours myLo D2L Grade + X C webassign.net/web/Student/Assignment-Responses/last?dep=29775146 * OK Update 9. [-/1 Points] DETAILS SERCP11 4.3.P.025. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER A rocket takes off from Earth's surface, accelerating straight up at 41.2 m/s2. Calculate the normal force (in N) acting on an astronaut of mass 88.4 kg, including his space suit. (Assume the rocket's initial motion parallel to the +y-direction. Indicate the direction with the sign of your answer.) HINT Need Help? Read It Watch It 10. [-/1 Points] DETAILS SERCP11 4.4.P.027. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER A mule is harnessed to a sled having a mass of 256 kg, including supplies. The mule must exert a force exceeding 1180 N at an angle of 30.30 (above the horizontal) in order to get the sled moving. Treat the sled as a point particle. HINT (a) Calculate the normal force (in N) on the sled when the magnitude of the applied force is 1180 N. (Enter the magnitude.) N (b) Find the coefficient of static friction between the sled and the ground beneath it. (c) Find the static friction force (in N) when the mule is exerting a force of 5.90 x 10 N on the sled at the same angle. (Enter the magnitude.) N Need Help? Read It Watch It Search 12:55 PM 12/4/2022 6Topic The s HCC MyEa Hoc Log Ir He Chapt A CI X www. Logol Logo Grade Mail - Chap www. Answam Recer *Cours myLo D2L Grade + X C webassign.net/web/Student/Assignment-Responses/last?dep=29775146 LE * OK (Update 11. [-/1 Points] DETAILS SERCP11 4.4.P.030. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Suppose the coefficient of static friction between a quarter and the back wall of a rocket car is 0.267. At what minimum rate (in m/s2) would the car have to accelerate so that a quarter placed on the back wall would remain in place? HINT m/s2 Need Help? Read It Watch It 12. [-/1 Points] DETAILS SERCP11 4.5.P.032. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Two identical strings making an angle of 0 = 30.30 with respect to the vertical support a block of mass m = 22.2 kg (see the figure below). What is the tension in each of the strings? (Enter your answer in N.) HINT m IN Need Help? Read It Watch It Search 12:55 PM 12/4/2022 6Topic The sl Hec MyEa He Log Ir Hoc Chap A CI X www. Logol Logo Ho Grade o Mail - Chap & www. Answrecer *Cours myLo D2L Grade + O X -7 C webassign.net/web/Student/Assignment-Responses/last?dep=29775146 *O K Update 13. [-/1 Points] DETAILS SERCP11 4.6.P.040. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER The leg and cast in the figure below weigh 365 N (w, ). Determine the weight w2 and the angle a needed so that no force is exerted on the hip joint by the leg plus cast. W 2 110 N 409 W Need Help? Read It 14. [-/1 Points] DETAILS SERCP11 4.6.P.048. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER A block of mass 18.2 kg is sliding at an initial velocity of 5.65 m/s in the positive x-direction. The surface has a coefficient of kinetic friction of 0.193. (Indicate the direction with the signs of your answers.) HINT (a) What is the force of kinetic friction (in N) acting on the block? (b) What is the block's acceleration (in m/s2)? m/ s2 (c) How far will it slide (in m) before coming to rest? m Search 12:56 PM 12/4/2022 6