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A particle with positive charge Q is held fixed at the origin. A second particle with positive charge q is fired at the first particle and follows a trajectory as shown (assume region to be gravity free).
05
Dec
A particle with positive charge Q is held fixed at the origin. A second particle with positive charge q is fired at the first particle and follows a trajectory as shown (assume region to be gravity free). 1) show electrostatic attraction while pairs (2 2 3% 4 5) show repulsion. There ball 1 must be [...]
Two identical charged spheres are suspended by strings of equal length the strings make an angle 30 degree with each other. When they are immersed in a liquid of density less then the density of the material of the spheres.
05
Dec
Two identical charged spheres are suspended by strings of equal length the strings make an angle 30 degree with each other. When they are immersed in a liquid of density less then the density of the material of the spheres. 1) show electrostatic attraction while pairs (2 2 3% 4 5) show repulsion. There ball [...]
Five balls numbered 1 to 5 are suspended using separate threads. Pairs (1,2),(2,4),(4,1) show electrostatic attraction while pairs (2,3),(4,5) show repulsion. There ball 1 must be
05
Dec
Five balls numbered 1 to 5 are suspended using separate threads. Pairs (1,2),(2,4),(4,1) show electrostatic attraction while pairs (2,3),(4,5) show repulsion. There ball 1 must be 1) show electrostatic attraction while pairs (2 2 3% 4 5) show repulsion. There ball 1 must be Five balls numbered 1 to 5 are suspended using separate threads. [...]
Co-ordination number of Fe in the complexes (Fe(CN)6)4- (Fe(CN)6)3- and (FeCl4)- would be respectively (a) 2, 3, 3 (b) 6, 6, 4
05
Dec
Co-ordination number of Fe in the complexes (Fe(CN)6)4- (Fe(CN)6)3- and (FeCl4)- would be respectively (a) 2, 3, 3 (b) 6, 6, 4 3 (b) 6 3% 4 6 Co-ordination number of Fe in the complexes (Fe(CN)6)4- (Fe(CN)6)3- and (FeCl4)- would be respectively (a) 2 December 5, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma [...]
An infinite number of charges each equal to q, are placed along the x−axis at x 1, 2, 4, 8, …… and so on. The potential and field in SI units at x = 0 due to this set of charges are respectively (k = 4πεo/1 ) times
01
Dec
An infinite number of charges each equal to q, are placed along the x−axis at x 1, 2, 4, 8, …… and so on. The potential and field in SI units at x = 0 due to this set of charges are respectively (k = 4πεo/1 ) times ...... and so on. The potential and [...]
Assertion : The value of n for a line in Balmer series of hydrogen spectrum having the highest wave length is 4 and 6. Reason : For Balmer series of hydrogen spectrum , the value n1 = 2 and n2 = 3 , 4 , 5.
27
Nov
Assertion : The value of n for a line in Balmer series of hydrogen spectrum having the highest wave length is 4 and 6. Reason : For Balmer series of hydrogen spectrum , the value n1 = 2 and n2 = 3 , 4 , 5. 4 5 Assertion : The value of n for [...]
Two dice are numbered 1, 2, 3, 4, 5, 6 and 1, 1, 2, 2, 3, 3, respectively. They are thrown and the sum of the numbers on them is noted. Find the probability of getting each sum from 2 to 9, separately.
26
Nov
Two dice are numbered 1, 2, 3, 4, 5, 6 and 1, 1, 2, 2, 3, 3, respectively. They are thrown and the sum of the numbers on them is noted. Find the probability of getting each sum from 2 to 9, separately. – 6) and (–1 1 2 3% 4 5 respectively. They are [...]
The midpoint d e f of the sides of triangle ABC are (3,4), (8,9), (6,7) .Find the coordinates of the vertices of the triangle.
25
Nov
The midpoint d e f of the sides of triangle ABC are (3,4), (8,9), (6,7) .Find the coordinates of the vertices of the triangle. 4 6 7) .Find the coordinates of the vertices of the triangle. 8 9 The midpoint d e f of the sides of triangle ABC are (3 November 25, 2020 Category: [...]
Find the area of the triangle whose vertices are (-8,4), (-6,6) and (- 3, 9).
23
Nov
Find the area of the triangle whose vertices are (-8,4), (-6,6) and (- 3, 9). 4 6 6) and (3 9 Find the area of the triangle whose vertices are (-8 November 23, 2020 Category: Chapter 7 - Coordinate Geometry , Maths , NCERT Class 10 ,
The point A (2, 7) lies on the perpendicular bisector of the line segment joining the points P (6, 5) and Q (0, – 4).
23
Nov
The point A (2, 7) lies on the perpendicular bisector of the line segment joining the points P (6, 5) and Q (0, – 4). 4 5) and Q (0 7) lies on the perpendicular bisector of the line segment joining the points P (6 The point A (2 November 23, 2020 Category: Chapter 7 [...]