5. An object 5 cm high is placed at a distance of 10 cm from a convex mirror|Reflection |Class 10 Скачать
3. An object 1 cm high is placed on the axis and 15 cm from a concave mirror |Refletion|Class10 Скачать
1. A concave mirror of focal length 20 cm forms a real image at a distance |Reflection|Class 10 Скачать
2.An object is placed at a distance of 16 cm from a convex mirror of focal |Optics|Class12|Part11 Скачать
1.An object is placed 18 cm in front of mirror. If the image is form at 4 cm|Optics |Class12|Part10 Скачать
Find out the wavelength of the orbiting electron in the ground state of hydrogen atom|Class12 Скачать
What is the minimum energy that must be given to a H -atom in ground state so that it can |Class12 Скачать
A slit of width a is illuminated by red light of wavelength 5000A. for what value of a will the Скачать
Laser light of wavelength 630 nm incident on a pair of slits produces an interference pattern where Скачать
In YDS exp, the two slits 0.15 mm apart are illuminated by light of wavelength 450 nm. The source Скачать
The light of wavelength 6000A falls normally on a slit of width 2mm. calculate linear width of Скачать
In young's double slit exp,the slot separation is doubled. To maintain the same fringe spacing Скачать
In young's double slit exp with monochromatic light,fringe width is found to be 0.4 mm in air. Скачать
(a) If one of the identical slits producing interference in young's exp.(b) what kind of fringes Скачать
Consider interference bet. light from two sources of intensities I and 4I. Find intensities at Скачать
The ratio of intensities at minima to maxima in young's slit exp. is 9:25. Find ratio of widths Скачать
A ball is thrown upward with a speed of 15 m/s. Find the distance travelled by the ball in 2 sec. Скачать
A stone is dropped from the edge of roof. Find the speed of stone at 2 sec after the stone was drop. Скачать
Relation between electric intensity and electric potential in Punjabi| Class12|Physics|Electrostatic Скачать
Electrostatic Potential of Dipole due to any point in Punjabi| Class12|Physics| Ch- Electrostatics Скачать
Two charges separated by....Calculate torque in Punjabi| class12|physics| Chapter- Electrostatics Скачать
Potential energy/ Work done by dipole in uniform electric field in Punjabi| class12| Electrostatics Скачать
Torque acting on a Dipole in Uniform Electric field in Punjabi|class12|physics| Electrostatics Скачать
A dipole consists of an electron and proton separated by a distance of|Class 12|Electrostatic Скачать
The gravitational force between two objects is 100N.How should the distance between| Gravitation|9th Скачать
The gravitational force between two objects is 2N. What will be gravitational|Gravitation|Class 9th Скачать
Find the distance between two stones each of mass 2 kg so that gravitational |Gravitation|Class 9th Скачать
Calculate the gravitational force between two iron balls of mass 1 kg each|Gravitation|Class 9th Скачать
A car is moving with a uniform velocity of 10 m/s. The driver of the car decided to overtake a bus Скачать
A motorcyclist riding motorcycle A is travelling at a speed of 20 m/s applies the brakes and stops Скачать
A stone is dropped down a deep well from rest. The well is 50 m deep. How long it will take to reach Скачать
A train starts from rest and accelerates uniformly at 10 m/s.s for 1 minute. Find the (i) velocity Скачать
A bus starts from rest and attains 40 km/h velocity after 10 seconds. Calculate the acceleration Скачать
A non stop bus goes from one station to another station with a speed of 54 km/h. The same bus Скачать
A train travels 20 km at a uniform speed of 60 km/h and the next 20 km at a uniform speed of 80 km/h Скачать
A 200m long train crosses a 400 m long bridge with a speed of 36 km/hr. Calculate the time taken Скачать
Two wires that are made up of two different material whose specific resistance are in the ratio 2/3 Скачать
The masses of three copper wires are in the ratio 1:3:5 and their lengths are in the ratio 5:3:1. Скачать
Numericals Based on Distance of Closest Approach and Impact Parameter | Class12|Physics| Lecture 13 Скачать
Some Observed Phenomenon in Daily Life Based on Refraction in Punjabi| Class10|Physics|Lecture 3 Скачать
Bohr's Explanation of Spectral Series of Hydrogen Atom in Punjabi| Class12|Physics| Lecture 9 Скачать
Laws of Refraction and Full Explanation of Bending of Light in Punjabi| Class10|Physics|Lecture 1 Скачать
Bohr's Atomic Model and Bohr's Model for Hydrogen Atom in Punjabi| Class12|Physics| Lecture 6 Скачать
Applications of potentiometer in Punjabi| Class12|Physics| Chapter- Current Electricity|lecture 25 Скачать
Image formation by convex mirror in Punjabi| Class10|Physics|Chapter-Reflection of light|Lecture 1 Скачать
Potentiometer , difference between potentiometer n voltmeter in Punjabi| Class12|Physics|Lecture 24 Скачать
Wheatstone bridge principle in Punjabi| Class12|Physics| Chapter- CurrentElectricity|Lecture21 Скачать
Kirchoff's law and comparison in Punjabi| Class12|Physics| Chapter- Current electricity|Lecture 20 Скачать
Acceleration and work done on inclined plane in Punjabi| Class11|Physics|Chapter- Laws of motion Скачать
Relation between angle of friction and sliding in Punjabi| Class11|Physics|Chapter- Laws of motion Скачать
Friction and its types, Laws of friction in Punjabi|Class11|Physics|Chapter-Laws of motion|Lecture 6 Скачать
Real law of motion n concurrent forces in Punjabi|class11|physics|Chapter-Laws of motion|Lecture3 Скачать
Newton's third law n conservation of linear momentum in Punjabi|Class11|Physics|Chapter-Laws of moti Скачать
Newton's first and second law in Punjabi| Class11|Physics| Chapter- Law's of motion|Lecture 1 Скачать
Numericals based on grouping of cells in Punjabi| Class12|Physics| Chapter- Electricity|Lecture19 Скачать
Grouping of unidentical cells in Punjabi| Class12|Physics| Chapter-Current Electricity|lecture 18 Скачать
Combination of identical cells in Punjabi| Class12|Physics| Chapter- Current electricity|Lecture 17 Скачать
Internal resistance of cell in Punjabi| Class12|Physics| Chapter- Current electricity|Lecture 16 Скачать
Numericals based on combination of resistors|Class12|Physics|Chapter- Current electricity|Lecture 15 Скачать
Numericals of resistor coding in Punjabi| Class12|Physics| Chapter- Current Electricity|lecture13 Скачать
Relation bet drift vel. nd current in punjabi|Class12|Physics|Chapter-Current electricity |Lecture5 Скачать
