Physics, 17.11.2020 01:50 rosie20052019
A man exerts a force on a large couch by pushing on it. Which of the following must be a true statement about the couch after he begins pushing?
A. The couch will maintain a constant acceleration due to the man's push.
B. The couch will remain at rest.
C. The couch will remain at rest if the push does not overcome the force of friction.
D. The couch will accelerate and then remain at a constant velocity.
Answers: 1
Physics, 22.06.2019 13:30
6–43 a food department is kept at 2128c by a refrigerator in an environment at 308c. the total heat gain to the food department is estimated to be 3300 kj/h and the heat rejection in the condenser is 4800 kj/h. determine the power input to the compressor, in kw and the cop of the refrigerator.
Answers: 2
Physics, 23.06.2019 00:30
Language is not the only way that humans communicate. describe how we use sound, touch, chemicals, and sight to communicate. need answer asap
Answers: 2
Physics, 23.06.2019 02:20
Aflute player hears four beats per second when she compares her note to a 523 hz tuning fork (the note c). she can match the frequency of the tuning fork by pulling out the “tuning join” to lengthen her flute slightly. what was her initial frequency?
Answers: 2
A man exerts a force on a large couch by pushing on it. Which of the following must be a true statem...
Mathematics, 24.09.2019 09:20
Computers and Technology, 24.09.2019 09:20
Social Studies, 24.09.2019 09:20
Mathematics, 24.09.2019 09:20
Mathematics, 24.09.2019 09:20
Social Studies, 24.09.2019 09:20
English, 24.09.2019 09:30
Social Studies, 24.09.2019 09:30
Mathematics, 24.09.2019 09:30