Suggested solution:
The Rydberg formula is The wavelengths of the first four lines in the Balmer series correspond to transitions from n i = 3,4,5,6 to n f = 2. We know Substituting, n i = 3, 4, 5 and 6, we get..
The Rydberg formula is The wavelengths of the first four lines in the Balmer series correspond to transitions from n i = 3,4,5,6 to n f = 2. We know Substituting, n i = 3, 4, 5 and 6, we get..Motional emf and Faradays
This way the area of the loop inside the field changes. This induces an e.m.f in the wire. If in a small time , the loop moves a distance , then the decrease in the area of the loop = - l D x. where If R is the resistance of the loop, The direction of the current is given by Fleming's ri..
This way the area of the loop inside the field changes. This induces an e.m.f in the wire. If in a small time , the loop moves a distance , then the decrease in the area of the loop = - l D x. where If R is the resistance of the loop, The direction of the current is given by Fleming's ri..Suggested answer:
Step 1: Potential is a scalar, hence no direction is involved. Step 2: The point where the potential is to be found is x = 0. Step 3: Which are the charges and where? All the charges are equal to 'q'. Position at 1m, x = 2m, x = 4m, x = 8m, Step 4: The sign of all the charges is positive. Step 5:..
Step 1: Potential is a scalar, hence no direction is involved. Step 2: The point where the potential is to be found is x = 0. Step 3: Which are the charges and where? All the charges are equal to 'q'. Position at 1m, x = 2m, x = 4m, x = 8m, Step 4: The sign of all the charges is positive. Step 5:..Suggested solution:
(b) Potential energy of a magnetic dipole in an external magnetic field In this case, the potential energy is minimum and is given b..
(b) Potential energy of a magnetic dipole in an external magnetic field In this case, the potential energy is minimum and is given b..01.
A straight wire carrying a current of 12 A is bent into a semi-circular arc of radius 2.0 cm as shown in the figure. What is the direction and magnitude of at the centre of the arc? What would your answer change if the wire were bent into a semi-circular arc of the same radius but in ..
A straight wire carrying a current of 12 A is bent into a semi-circular arc of radius 2.0 cm as shown in the figure. What is the direction and magnitude of at the centre of the arc? What would your answer change if the wire were bent into a semi-circular arc of the same radius but in ..Moving Charges and Magnetism Problems - Numerical 01 01. - A straight wire carrying a current of 12 A is bent into a semi-circular arc of radius 2.0 cm as shown in the figure. What is the direction and magnitude of at the centre of the arc? What would your answer change if the wire were bent into a semi-circular arc of the same radius but i..
01. - A straight wire carrying a current of 12 A is bent into a semi-circular arc of radius 2.0 cm as shown in the figure. What is the direction and magnitude of at the centre of the arc? What would your answer change if the wire were bent into a semi-circular arc of the same radius but i..Magnetic Field on the Axis of a Circular Current Loop
Consider a circular coil of radius 'a' with centre O. Let the plane of the coil be perpendicular to the plane of paper and a current I flowing in the coil. P is the point at a distance x from 'O'. OP = x. Consider two small elements of the coil each of length dl, at a A and B which are situated d..
Consider a circular coil of radius 'a' with centre O. Let the plane of the coil be perpendicular to the plane of paper and a current I flowing in the coil. P is the point at a distance x from 'O'. OP = x. Consider two small elements of the coil each of length dl, at a A and B which are situated d..Field Due to an Infinitely Long Straight Charged Wire
Consider a thin long charged wire. Let the charge per unit length of the wire be l . To calculate the field at P we consider a Gaussian surface with wire as axis, radius r and length l as shown in the figure. This Gaussian surface that is, the cylinder is closed at each end by planes normal to the ..
Consider a thin long charged wire. Let the charge per unit length of the wire be l . To calculate the field at P we consider a Gaussian surface with wire as axis, radius r and length l as shown in the figure. This Gaussian surface that is, the cylinder is closed at each end by planes normal to the ..
(a) For points on axial line
The axial line of a dipole is the line passing through the positive and negative charges of the electric dipole...
The axial line of a dipole is the line passing through the positive and negative charges of the electric dipole...See what our Users say :
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