Which of the following statements are true? check all that apply. check all that apply. kirchhoff's loop rule is based on the conservation of energy. kirchhoff's loop rule is based on the conservation of charge. kirchhoff's junction rule is based on the conservation of energy. kirchhoff's junction rule is based on the conservation of charge. the sum of the changes in potential around any closed loop of a circuit must equal zero. the sum of the currents entering a junction must equal the sum of the currents exiting that junction.

What is meant by the statement" the melting poin of glycerine is 13 degree celsius

A3.9 g aluminum foil ball with a charge of +4.1×10−9 c is suspended on a string in a uniform horizontal e⃗ field. the string deviates to the right and makes an angle of 30∘ with the vertical. part a part complete what information about the e⃗ field can you determine for this situation? what information about the field can you determine for this situation? only the magnitude of e⃗ only the direction of e⃗ both the magnitude and the direction of e⃗ none of the above previous answers correct part b determine the magnitude of the electric field. express your answer with the appropriate units. e e = nothing nothing request answer part c determine the direction of the electric field. determine the direction of the electric field. to the right to the left away from you toward you

The system is released from rest with the cable taut, and the homogeneous cylinder does not slip on the rough incline. determine the angular acceleration of the cylinder and the minimum coeffi cient s of friction for which the cylinder will not slip.