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Explain about calculus

Posted by Janvi Agarwal 8 years, 4 months ago

CBSE > Class 11 > Physics

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Who plays coc

Posted by Abhishek Singh 8 years, 4 months ago

CBSE > Class 11 > Physics

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How friction help in motion as every action is equal to opposite reaction so a force will be applied on an object is equal to opposite reaction and force of friction also applied opposite direction of motion then opposite foce is bigger than applied force.

Posted by Neha Yadav 8 years, 4 months ago

CBSE > Class 11 > Physics

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explain about the projectile motion

Posted by Sachin Tripathi 8 years, 4 months ago

CBSE > Class 11 > Physics

2 answers

Ravi Yadav 8 years, 4 months ago

Motion under the action of gravity is called projectile motion

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Arnav Singh 8 years, 4 months ago

When a body is thrown obliquely near the earth surface it moves along a curved path.such particles are known as projectile and their motion is called projectile motion

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Wat is calculus method?

Posted by Nova Simon 8 years, 4 months ago

CBSE > Class 11 > Physics

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Can a particle in one dimensional motion with zero speed may have non zero velocity

Posted by Ritik Verma 8 years, 4 months ago

CBSE > Class 11 > Physics

1 answers

Abhinav Bhattacharyya 8 years, 4 months ago

No because speed is the magnitude of velocity.

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Significant errors

Posted by Deep Biswas 8 years, 4 months ago

CBSE > Class 11 > Physics

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What is the maximum least count error

Posted by Ajay Singh 8 years, 4 months ago

CBSE > Class 11 > Physics

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Tha plane travels with a velocityrelation tha ground which is tha vector sum of tha plane velocity (relation to tha air)plus tha wind velocity .....fig . Plane velocity 100km/hr ,wind velocity 25km/hr ,resulant velocity 125 km/hr

Posted by Mayank Yadav 8 years, 4 months ago

CBSE > Class 11 > Physics

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Difference between kinetic energy and potential energy

Posted by Mohammad Zaid Zaid 8 years, 4 months ago

CBSE > Class 11 > Physics

2 answers

Gajendra Sy 8 years, 4 months ago

The energy which possess by a body due to its motion is known as kinetic energy and the energy which possess by a body due to its rest is known as potential energy.

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Rajneesh Chaurasia 8 years, 4 months ago

Kinitic energy is the energy that occur in a body by the motion of the body. Potential energy is the energy that is present in a body by the virtu of it's position

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What is magnitude

Posted by Mahesh Rai 8 years, 4 months ago

CBSE > Class 11 > Physics

1 answers

Abhishek Singh 8 years, 4 months ago

Magnitude is the value....i.e. if a body of mass 15kg.......then the magnitude of mass is 15

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If u are intelligent then answer the question.......an object is thrown vertically at a velocity of 9.8 m/s at what height its kinetic energy is equal to its potential energy??????

Posted by Abhishek Singh 8 years, 4 months ago

CBSE > Class 11 > Physics

4 answers

Abhishek Singh 8 years, 4 months ago

Wrong answer #digvijay

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Digvijay More 8 years, 4 months ago

9.8

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Abhishek Singh 8 years, 4 months ago

Sotry swapnil its wrong answer

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Swapnil Shukla 8 years, 4 months ago

9.8metre

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What is motion

Posted by Rajiv Gupta 8 years, 4 months ago

CBSE > Class 11 > Physics

2 answers

Arnav Singh 8 years, 4 months ago

A body is said to be in motion when it changes it position with time with respect to environment

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Abhishek Singh 8 years, 4 months ago

Motion can be defined as if any object change its position in an interval of time..

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The difference objects of masses m1 ,m2 and m3are allowed to fall from the same point o alongthe three different frictionless path find the ratio of speed of.three object on reaching the ground p

Posted by Saloni Dosaya 8 years, 4 months ago

CBSE > Class 11 > Physics

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How to convert 1 Newton to dyne

Posted by Harshan Kumar 8 years, 4 months ago

CBSE > Class 11 > Physics

2 answers

Gajendra Sy 8 years, 4 months ago

We convert 1 Newton to dyne by a method of dimensional analysis.

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Arnav Singh 8 years, 4 months ago

1N=10^5 dyne

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What are systematic error? What is their cause? How can these be minimised?

Posted by Ana Sayad 8 years, 4 months ago

CBSE > Class 11 > Physics

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A block on table shown in figure is just on the wedge of slipping .find the correct efficient of static friction between the block and table top

Posted by Sneha Vijaykumar 8 years, 4 months ago

CBSE > Class 11 > Physics

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A new unit of length is chosen such that the speed of light vacuum is unity what is the distance between the sun and the earth in terms of the new unit if light takes 8 minutes and 20 second to cover this distance?

Posted by Santosh Jha 8 years, 4 months ago

CBSE > Class 11 > Physics

1 answers

Vamsee Krishna 8 years, 4 months ago

Speed of light =1 (according to question) Time=8min 20sec =8X60+20 =500sec Distance=500X1 500units

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Since, speed=frequency*wavelength.....(1) And also frequency = 1/wavelength .....(2) According to eq. (2), frequency *wavelength=1.....(3) By comparing (1)&(3), speed=1 ....(4) And I'm confused in eq(4).

Posted by Sudhanshu Baranwal 8 years, 4 months ago

CBSE > Class 11 > Physics

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A force acts for 10s on a body of mass 10kg after which the force ceases and the body describe 50m in next 5s. Find the magnitude of the force.

Posted by Ankit Yadav 8 years, 4 months ago

CBSE > Class 11 > Physics

1 answers

Ankit Yadav 8 years, 4 months ago

10 N

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Afosec from 10 seconds on a body of mass 10 kg after which the four cities and your body does tripe 50 metres in a next 5 second what is the magnitude of force

Posted by Ankit Yadav 8 years, 4 months ago

CBSE > Class 11 > Physics

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What is centripetal force?

Posted by Abhinav Bhattacharyya 8 years, 4 months ago

CBSE > Class 11 > Physics

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Dimensional formulae

Posted by Abhishek Chauhan 8 years, 4 months ago

CBSE > Class 11 > Physics

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A wagon weighing 1000kg is moving with a velocity 50km/h on smooth horizontal rails. A mass of 250 kg is dropped into it. The velocity with which it moves now is

Posted by Garima Sharma 8 years, 4 months ago

CBSE > Class 11 > Physics

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Define 1-dimensionnal Motion

Posted by Akshay Sharma 8 years, 4 months ago

CBSE > Class 11 > Physics

2 answers

Arnav Singh 8 years, 4 months ago

The object is said to be moving with 1D motion if only one co-ordinate out of three co-ordinate specifying the position of the object

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Harsh Magalam Verma 8 years, 4 months ago

Rectilinear motion which requires either of the three axes ie, x, y and z axis to describe is called 1-dimensional motion. Only one coordinate out of the set of three axes changes when an object travels in such type of motion.

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A jet airplane travelling at the speed of 500kmh(-1) eject it's products of combustion at the speed of 1500kmh(-1) relative to the jet plane .what is the speed of later with respect to observer on the ground

Posted by Vanshvi Gupta 8 years, 4 months ago

CBSE > Class 11 > Physics