Two cells of emfs approximately 5 V and 10 V are to be accurately compared using a poteniometer of length 400 cm.
Sahay Sir > Question Answers > Two cells of emfs approximately 5 V and 10 V are to be accurately compared using a poteniometer of length 400 cm.
A resistance R is to be measured using a meter bridge. Student chooses the standared resistance S to be 100Ω. He finds the null point at l1=2.9cm. He is told to attempt to improve the accuracy. Which of the folllowing is a useful way?
20
Sep
A resistance R is to be measured using a meter bridge. Student chooses the standared resistance S to be 100Ω. He finds the null point at l1=2.9cm. He is told to attempt to improve the accuracy. Which of the folllowing is a useful way? Two cells of emfs approximately 5 V and 10 V are [...]
Two resistances are connected in two gaps of a metre bridge. The balance point is 20 cm from the zero end. A resistance of 15 Ω is connected in series with the smaller of the two. The null point shifts to 40 cm. Then value of the smaller resistance Is:
20
Sep
Two resistances are connected in two gaps of a metre bridge. The balance point is 20 cm from the zero end. A resistance of 15 Ω is connected in series with the smaller of the two. The null point shifts to 40 cm. Then value of the smaller resistance Is: Two cells of emfs approximately [...]
Two cells of emfs approximately 5 V and 10 V are to be accurately compared using a poteniometer of length 400 cm.
20
Sep
Two cells of emfs approximately 5 V and 10 V are to be accurately compared using a poteniometer of length 400 cm. Two cells of emfs approximately 5 V and 10 V are to be accurately compared using a poteniometer of length 400 cm. September 20, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma [...]