Two coolies A and B lift up the same luggage in 2 s and 3 s respectively. Compare: (i) work done (ii) power spent by them. PLEASE ANSWER NOW I HAVE EXAM RIGHT NOW I NEED TO PASS OR I REPEAT CLASS

Question 7 [2 marks] in the circuit below, the electromotive force generated by the battery is e = 6.0 v, and the resistances are r1 = r4 = 1.0 q, r2 = r3 =2.0 q. r. the power delivered by the battery to the circuit is closest to a. 6 w в. 12 w с. 15 w d. 18 w e. 20 w final exam autumn 2014 page 5 of 9 68037 physical modelling faculty of science [2 mark] question 8 with reference to question 7, the current through resistor r2 is closest to a. 1 a в. 2 а c. 3 a d. 4 a e. 6 a

If an electric circuit is not grounded it is best to reach out and touch it to provide the ground a.true or b.false

What is the speed vfinal of the electron when it is 10.0 cm from charge 1?