Answers: 2
Physics, 22.06.2019 09:00, edgarsandoval60
Agroup of students is studying convection currents. they fill two identical balloons with the same amount of helium. one balloon is placed in a freezer and the other in an area with warm air. after 10 minutes, the balloons are released from a height of 1 meter. which of the following do the students most likely observe? question 2 options: the balloons rise at the same rate. both balloons are the same size. the ballons both rise. the cold ballon is larger than the warm balloon. the cold balloon expands and rises. the warm balloon shrinks and sinks. the warm balloon expands and rises. the cold balloon shrinks and sinks.
Answers: 3
Physics, 22.06.2019 10:30, dontcareanyonemo
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
Physics, 22.06.2019 11:30, tommyaberman
You've already seen the value of 9.8 in this lesson. what's this value called? what quantity does it represent?
Answers: 2
Static cling makes your clothes stick together. what causes this to happen? 1. external forces to t...
Mathematics, 04.03.2020 23:27
Mathematics, 04.03.2020 23:27
Mathematics, 04.03.2020 23:27