Maxwell’s Four Equations Explained | Class 12 Physics | Electromagnetism Made Easy

Torque and Magnetic Moment on a Rectangular Loop in a Uniform Magnetic Field

Force Between Parallel Conductors: A Look at Newton's Third Law

Magnetic Fields : Solenoids, Toroids & Ampere's Law | Superposition Principle

Magnetic Field Current Carrying Long Solid, Hollow Cylinder , Thick Cylindrical Shell , INFINITE

Amperes Circuital Law: Application and Illustration for Magnetic Field of Current-Carrying Conductor

Biot-Savart Law & Its Applications Explained

Magnetic Force on Charged Particles: Circular Motion, Helical Path, Velocity Selector & Cyclotron

Magnetic Field, Magnetic Force & Lorentz Force | Class 12 Physics Chapter 4 | Animation

14.6 In half-wave rectification, what is the output frequency of the input frequency is 50 Hz ? What

14.5 When a forward bias is applied to a p-n junction, it (a) Raises the potential barrier(b) reduce

14.4 In an unbiased p-n junction, holes diffuse from the p-region to n-region because(a) free electr

14.3 Carbon , silicon and germanium have four valence electrons each. These are characterised by val

14.2 Which of the statement given in Q.1 is true for p-type semiconductor?

9.29 A Cassegrain telescope uses two mirrors as shown in Fig. 9.26. Such a telescope is built with

9.30 Light incident normally on a plane mirror attached to a galvanometer coil retraces backwards as

Introduction of Rays Optics and Reflection

9.28 (a) For the telescope described in Exercise 9.27 (a), what is the separation between the object

9.26 An angular magnification (magnifying power of 30X is desired using an objective of focal length

9.24 What should be the distance between the object in Exercise 9.23 and the magnifying glass if the

9.23 (a) At what distance should the lens be held from the card sheet in Exercise 9.22 in order to

9.22 A card sheet divided into squares each of size 1 mm² is being viewed at a distance of 10 cm

9.21 At what angle should a ray of light be incident on the face of a prism of refracting angle 60°

9.18 The image of a small electric bulb fixed on the wall of a room is to be obtained on opposite

9.19 A screen is placed 90cm from an object. The image of the object on the screen is formed by a

9.16 A small pin fixed on a table top is viewed from above from a distance of 50cm. By what distance

9.27 A small telescope has an objective lens of focal length 140cm and an eyepiece of focal length

14.10 For the travelling harmonic wavey(x, t) = 2.0 cos 2π (10t – 0.0080 x + 0.35)where x and y are

14.14 A wire stretched between two rigid supports vibrates in its fundamental mode with a frequency

14.8 A transverse harmonic wave on a string is described by y(x, t) = 3.0 sin (36 t + 0.018 x + π/4)

14.6 A bat emits ultrasonic sound of frequency 1000 kHz in air. If the sound meets a water surface

14.7 A hospital uses an ultrasonic scanner to locate tumours in a tissue. What is the wavelength of

13.14 The piston in the cylinder head of a locomotive has a stroke (twice the amplitude) of 1.0 m.

13.15 The acceleration due to gravity on the surface of moon is 1.7m/s2. What is the time period of

13.9 A spring having with a spring constant 1200 N/m is mounted on a horizontal table as shown in

12.8 Three vessels of equal capacity have gases at the same temperature and pressure The first vesse

12.5 An air bubble of volume 1.0cm3 rises from the bottom of a lake 40 m deep at a temperature of

Explain : Electric Field Lines - Animation

Coulomb's Law , Electric Field , Electrostatic Field Conservation , Electric Field Superposition

What is Electric Charge, it's Nature , Mode of Transfer, Different Units and Quantization of Charge

12.4 An oxygen cylinder of volume 30 litre has an initial gauge pressure of 15 atm and a temperature

12.6 Estimate the total number of air molecules (inclusive of oxygen, nitrogen, water vapour and

12.7 Estimate the average thermal energy of a helium atom at (i) room temperature (27 °C), (ii) the

12 .2 Molar volume is the volume occupied by 1 mol of any (ideal) gas at standard temperature and

Gravitation Field due to a Uniform Solid Sphere:

Variation of gravity g With Height , Depth and Latitude - Param Himalaya

Gravitational Field: Intensity, Point Masses, Hollow Spheres, and Force Relation

उत्तराखंड : बच्चों ने जादू की पाठशाला' में सीखे हैरतअंगेज करतब !

Explain - Newton's law of gravitation with Example Animation

Explain Conservative and Non Conservative Force With Examples - Param Himalaya

EXPLAIN BERNOULLI'S PRINCIPLE WITH ANIMATION ? - Param Himalaya

Explain - Equation of Continuity? - Param Himalaya

Torricelli's Law and it's calculation

Venturi meter and Calculations for flow rate : bernoulli's equation and equation of continuity

4 Bernoulli's Principle Application with Example

Science Behind : Action of Atomizer ? - Bernoulli's Principle

Attraction Between Two Moving Buses ? Bernoulli's Principle

How Do Airplane Fly ? Bernoulli's Principle Application

Why , House Roofs blow off during windstorms? - "Bernoulli’s principle" Application

Type of Flow - Laminar (Streamline) and Turbulent Flow , Reynolds Number (Re)