subject
Physics, 14.03.2020 04:09 jonthedon62

An electric water heater is delivering hot water at 50 C. The cold water enters the water heater at 10 C. The volume of the water heater is 160L and one fourth of the tank volume is cold water when the 5 kW electric heating element turns on. Once the heating element turns on, the internal energy of the water tank is a. Increasingb. Decreasingc. Constant

ansver
Answers: 2

Another question on Physics

question
Physics, 22.06.2019 03:30
Acoyote chasing a rabbit is moving 8.00 m/s due east at one moment and 8.80 m/s due south 4.25 s later. let the x axis point due east and the y axis point due north. find the direction of the coyote's average acceleration during that time.
Answers: 1
question
Physics, 22.06.2019 05:00
The image below shows numerous volcanic mountains in the pacific northwest. what is the most likely cause of the volcanic and earthquake activity in this region?
Answers: 2
question
Physics, 22.06.2019 10:30
Aparticle moves in the xy plane with constant acceleration. at time zero, the particle is at x = 6 m, y = 8.5 m, and has velocity ~vo = (9 m/s) ˆı + (−2.5 m/s) ˆ . the acceleration is given by ~a = (4.5 m/s 2 ) ˆı + (3 m/s 2 ) ˆ . what is the x component of velocity after 3.5 s? answer in units of m/s.
Answers: 1
question
Physics, 22.06.2019 16:00
While the change in blank will remain the same during a collision, the force needed to bring an object to a stop can be blank if the time if collision is blank
Answers: 1
You know the right answer?
An electric water heater is delivering hot water at 50 C. The cold water enters the water heater at...
Questions
question
English, 23.07.2019 14:20