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In an experiment of simple pendulum, the time period measured was 50s for 25 vibrations when the length of the simple pendulum was taken 100cm. If the least count of stop watch is 0.1s and that of meter scale is 0.1cm. Calculate the
31
Aug
In an experiment of simple pendulum, the time period measured was 50s for 25 vibrations when the length of the simple pendulum was taken 100cm. If the least count of stop watch is 0.1s and that of meter scale is 0.1cm. Calculate the In an experiment of simple pendulum the time period measured was 50s [...]
Are we free to call the potential of earth (+ 100 V ) instead of zero ? What effect would such an assumption have on measured values of A potentials B potential difference ?
31
Aug
Are we free to call the potential of earth (+ 100 V ) instead of zero ? What effect would such an assumption have on measured values of A potentials B potential difference ? Are we free to call the potential of earth (+ 100 V) instead of zero ? What effect would such an [...]
The length and breadth of a field are measured as l = (120 ± 2) m and b = (100 ± 5) m, respectively. What is the area of the field ?
31
Aug
The length and breadth of a field are measured as l = (120 ± 2) m and b = (100 ± 5) m, respectively. What is the area of the field ? respectively. What is the area of the field ? The length and breadth of a field are measured as l = (120 ± [...]
A physical quantity X=A²B³/C√D, If the percentage errors of measurement in A,B,C and D are 4%,2%,3%and 1% respectively then calculate percentage error in X.
31
Aug
A physical quantity X=A²B³/C√D, If the percentage errors of measurement in A,B,C and D are 4%,2%,3%and 1% respectively then calculate percentage error in X. 2 3%and 1% respectively then calculate percentage error in X. A physical quantity X=A²B³/C√D B C and D are 4% If the percentage errors of measurement in A August 31, 2020 [...]
A uniform field of magnitude E→=2000NC−1 is directed θ=37∘ below the horizontal [fig. 3.11].(i) Find the potential difference between P and R. (ii) If we define the reference level of potential so that potential at R is VR=500 V, what is the potential at P?
31
Aug
A uniform field of magnitude E→=2000NC−1 is directed θ=37∘ below the horizontal [fig. 3.11].(i) Find the potential difference between P and R. (ii) If we define the reference level of potential so that potential at R is VR=500 V, what is the potential at P? −0.3m) and those of point B are (0.4 m 0.5 [...]
The length and breadth of rectangle are 5.7+-0.1 cm and 3.4+-0.2 cm .calculate area of rectangle with error limits.
31
Aug
The length and breadth of rectangle are 5.7+-0.1 cm and 3.4+-0.2 cm .calculate area of rectangle with error limits. The length and breadth of rectangle are 5.7+-0.1 cm and 3.4+-0.2 cm .calculate area of rectangle with error limits. August 31, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
a. A circle is drawn with center as a charge +q. What is the work done in moving a charge +q from B to C along the circumferebce of the circle ? B In the above question, if the charge +q is first taken from B to A and then from A to C, on which path is the magnitude of work greater ?
31
Aug
a. A circle is drawn with center as a charge +q. What is the work done in moving a charge +q from B to C along the circumferebce of the circle ? B In the above question, if the charge +q is first taken from B to A and then from A to C, on [...]
The initial and the final temperature of water as recorded by a observer are (40.6±0.2)°c and (78.3±0.3)°c. Calculate the rise in temperature with proper error limits.
31
Aug
The initial and the final temperature of water as recorded by a observer are (40.6±0.2)°c and (78.3±0.3)°c. Calculate the rise in temperature with proper error limits. The initial and the final temperature of water as recorded by a observer are (40.6±0.2)°c and (78.3±0.3)°c. Calculate the rise in temperature with proper error limits. August [...]
In the uniform electric field shown in figure, find : a. VA−VD b. VA−VC c. VB−VD d. VC−VD
31
Aug
In the uniform electric field shown in figure, find : a. VA−VD b. VA−VC c. VB−VD d. VC−VD find : a. VA−VD b. VA−VC c. VB−VD d. VC−VD In the uniform electric field shown in figure August 31, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
If there is a positive error of 50% in the measurement of velocity of a body, find the error in the measurement of kinetic energy.
31
Aug
If there is a positive error of 50% in the measurement of velocity of a body, find the error in the measurement of kinetic energy. find the error in the measurement of kinetic energy. If there is a positive error of 50% in the measurement of velocity of a body August 31, 2020 Category: Uncategorised [...]