QUESTION 415
There are two types of bulbs available in the store. One is 40 volts and one is 60 volts. A bulb of higher voltage can work on a low voltage
supply with the help of a transformer. A bulb of lower voltage will burst at higher voltage supply without a transformer. Which of the below
statements is true?
.
Answers: 2
Physics, 22.06.2019 11:00
1. jay fills a wagon with sand (about 20 kg) and pulls it with a rope 30 m along the beach. he holds the rope 25° above the horizontal. the rope exerts a 20-n tension force on the wagon. how much work does the rope do on the wagon?
Answers: 1
Physics, 22.06.2019 14:30
A10nc charge sits at a point in space where the magnitude of the electric field is 1500 n/c. what will the magnitude of the field be if the 10 nc charge is replaced by a 20 nc charge? assume the system is big enough to consider the charges as small test charges.
Answers: 1
Physics, 22.06.2019 23:00
Which of the following describes how a microwave heats food
Answers: 2
Physics, 22.06.2019 23:40
A2.50 × 105 w motor is used for 26.4 s to pull a boat straight toward shore. how far does the boat move toward shore if a force of 4.20 × 104 n is applied by the motor?
Answers: 2
QUESTION 415
There are two types of bulbs available in the store. One is 40 volts and one is 60 vol...
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