Physics2024-08-12T13:26:31+05:30
Physics

# Physics

Physics is the scientific study of matter and energy and how they interact with each other. This discipline helps us to understand the universe’s laws from the smallest particles to the vast cosmos. Physics is an ever-evolving field, continuously enhanced by new discoveries and theories which reshape our understanding of the universe’s fundamental principles.

## Deeksha Learning Resources

Deeksha Learning offers a vast repository of over 1800 comprehensive articles on various physics topics. These resources are meticulously organized and accessible, ideal for students and researchers wanting to delve deeper into specific physics areas. The articles are categorized under relevant topics and are continually updated to reflect the latest scientific advancements and educational methodologies.

### Features of Deeksha Learningâ€™s Physics Resources:

• Extensive Coverage: From basic physics to advanced topics, the articles cover a wide spectrum of subjects.
• Easy Navigation: Articles are sorted under parent topics and linked through collapsible tables for quick access.
• Regular Updates: The library is regularly updated with the latest information and new learning materials.
• Free Access: All resources are available for free, making quality education accessible to everyone.

## Latest Resources

Physics is a dynamic and exciting field that continues to evolve as new discoveries are made. It not only helps us understand the universe at a fundamental level but also improves our daily lives through its applications in technology, medicine, and environmental science. Whether you are a student, educator, or a curious learner, the world of physics offers endless opportunities for exploration and discovery. With the vast array of resources available, anyone can delve into the depths of physics and appreciate the beauty and complexity of the universe.

## Latest FAQs

Can Kirchhoff’s Laws be applied to both AC and DC circuits?2024-08-09T13:44:10+05:30

#### Can Kirchhoff’s Laws be applied to both AC and DC circuits?

Yes, Kirchhoff’s Laws can be applied to both AC and DC circuits to analyze current and voltage distributions.

What is the significance of the negative sign in KVL?2024-08-09T13:43:51+05:30

#### What is the significance of the negative sign in KVL?

The negative sign in KVL indicates the direction of voltage drops and gains around the loop, ensuring the conservation of energy.

How do you apply Kirchhoffâ€™s Voltage Law (KVL)?2024-08-09T13:43:31+05:30

#### How do you apply Kirchhoffâ€™s Voltage Law (KVL)?

To apply KVL, identify closed loops in the circuit, choose a direction to traverse the loop, sum the voltages around the loop considering the sign of each voltage drop, and set the sum equal to zero.

How do you apply Kirchhoffâ€™s Current Law (KCL)?2024-08-09T13:43:14+05:30

#### How do you apply Kirchhoffâ€™s Current Law (KCL)?

To apply KCL, identify all junctions in the circuit, assign current directions, write the KCL equation for each junction, and sum the currents entering and leaving the junction to set the sum equal to zero.

Why are Kirchhoff’s Laws important?2024-08-09T13:42:59+05:30

#### Why are Kirchhoff’s Laws important?

Kirchhoff’s Laws are essential for analyzing and understanding electrical circuits, allowing for the calculation of current and voltage in complex networks.

Who discovered Kirchhoff’s Laws?2024-08-09T13:42:44+05:30

#### Who discovered Kirchhoff’s Laws?

Kirchhoff’s Laws were discovered by Gustav Robert Kirchhoff, a German physicist, in 1845.

What are Kirchhoff’s Laws?2024-08-09T13:41:33+05:30

#### What are Kirchhoff’s Laws?

Kirchhoff’s Laws consist of Kirchhoffâ€™s Current Law (KCL) and Kirchhoffâ€™s Voltage Law (KVL). KCL states that the total current entering a junction equals the total current leaving it, while KVL states that the sum of all voltages around a closed loop is zero.

How is projectile motion relevant in everyday life?2024-08-09T13:30:01+05:30

#### How is projectile motion relevant in everyday life?

Projectile motion is observed in various activities like throwing a ball, launching a rocket, or shooting an arrow, where gravity influences the object’s path.

What factors affect projectile motion?2024-08-09T13:29:46+05:30

#### What factors affect projectile motion?

Projectile motion is influenced by the initial velocity, the angle of projection, and the acceleration due to gravity.

What is projectile motion?2024-08-09T13:29:08+05:30

#### What is projectile motion?

Projectile motion is the curved path an object follows when it is thrown near the Earth’s surface, moving under the influence of gravity alone.

What are the applications of full wave rectifiers?2024-08-09T11:54:08+05:30

#### What are the applications of full wave rectifiers?

Full wave rectifiers are used in power supplies for electronic devices, battery charging circuits, and any application requiring a steady DC voltage.

What are the advantages of a full wave rectifier over a half wave rectifier?2024-08-09T11:53:49+05:30

#### What are the advantages of a full wave rectifier over a half wave rectifier?

Full wave rectifiers have higher efficiency, lower ripple factor, and provide higher output voltage and power compared to half wave rectifiers.

What is the efficiency of a full wave rectifier?2024-08-09T11:53:33+05:30

#### What is the efficiency of a full wave rectifier?

The rectification efficiency of a full wave rectifier is 81.2%, which is higher than the 40.6% efficiency of a half wave rectifier.

How does a full wave rectifier work?2024-08-09T11:53:09+05:30

#### How does a full wave rectifier work?

A full wave rectifier uses either a center-tapped transformer with two diodes or a bridge configuration with four diodes to rectify both halves of the AC cycle, providing a continuous DC output.

What is a full wave rectifier?2024-08-09T11:52:07+05:30

#### What is a full wave rectifier?

A full wave rectifier converts the entire cycle of alternating current (AC) into pulsating direct current (DC), utilizing both halves of the AC cycle.

What is the difference between avalanche and Zener breakdown?2024-08-08T16:22:29+05:30

#### What is the difference between avalanche and Zener breakdown?

Avalanche breakdown occurs at higher voltages and involves electron collisions, while Zener breakdown occurs at lower voltages with a strong electric field breaking valence electrons free.

What is the Zener effect?2024-08-08T16:22:03+05:30

#### What is the Zener effect?

The Zener effect is the phenomenon where a Zener diode breaks down and allows current to flow in reverse when the reverse voltage reaches a certain level.

What are the applications of Zener diodes?2024-08-08T16:21:57+05:30

#### What are the applications of Zener diodes?

Zener diodes are used for voltage regulation, over-voltage protection, and in clipping circuits to modify AC waveforms.

How does a Zener diode work?2024-08-08T16:21:51+05:30

#### How does a Zener diode work?

In reverse bias, a Zener diode allows a small leakage current until the breakdown voltage is reached, then it permits a stable current flow to regulate voltage.

What is a Zener diode?2024-08-08T16:22:41+05:30

#### What is a Zener diode?

A Zener diode is a semiconductor device designed to operate in reverse bias, allowing current to flow when the reverse voltage reaches the Zener voltage.