A stone tied to the end of a string 80 cm long is whirled in a horizontal circle with a constant speed. If the stone makes 14 revolutions in 25 s, what is the magnitude and direction of acceleration of the stone?

Asked by Last Modified  

Follow 2
Answer

Please enter your answer

Mentor/ Tutor

Time period(T)=25/14, omega(W)= 2Pi/T= 2*22*14/7*25=88/25 acceleration= w2/r= (88/25)2/0.8
1 Comments

Related Questions

Sameer went on his bike from Delhi to Gurgaon at a speed of 60km/hr and came back at a speed of 40km/hr. What is his average speed for entire journey?
To find the average speed, you need to know the formula of average speed. The avg speed 0= 2 d / (t1+ t2) = 2 v1.v2/(V1 + V2). Just substitute the value.
Gowre

Why is only the speed of light constant in all frames of reference?

The only thing that affects the speed of light is the refractive index of the medium through which it moves, and for space, this number is 1.000000 and gives you the maximum possible speed of light.
Souradeep

Sun: Largest source of energy is made up of?

Organic molecules.hydrocarbons.fossil fuels.hydrogen and carbon mainly.
Deepika T.

What is the definition of Physics? How it differs from Chemistry and Biology?

Physics is the vertical of science in which we study the simple happening around us like apple is getting down from a tree, vehicle is moving, earth is revolving around sun, pressure exerted by atmoshphere...
Anshuman Singh

Now ask question in any of the 1000+ Categories, and get Answers from Tutors and Trainers on UrbanPro.com

Ask a Question

Related Lessons

What is Physics?
Physics is not only a subject it is an observation. So if someone wants to learn physics first thing he needs to learn is just how to observe things. Just take an example of a guy who is sitting inside...



Best shortcuts to use in mathematics problems.
Many students ask me question "is there any shortcut methods to solve a question?" actually I want to refer to the answer of this question. First of all, shortcuts is not acceptable by your board exams....

Vishal Pandey

1 0
0

Recommended Articles

Appearing for exams could be stressful for students. Even though they might have prepared well, they could suffer from anxiety, tension etc. These are not good for their health and mind. However, following a few exam preparation tips can save them from all these and help them to score good marks. Let’s find out all...

Read full article >

While schools provide formal education to the children, the home is where they start learning about things informally. Parents think that schools will take the initiative to educate their children. Well, this is partially true, as parents also play an essential role in bringing up their child. For the development of particular...

Read full article >

E-learning is not just about delivering lessons online. It has a much broader scope that goes beyond manual paper or PowerPoint Presentations. To understand the reach of E-learning and how the whole process works in developing the Educational system, we will discuss a few points here. Let us find out how this new learning...

Read full article >

With the current trend of the world going digital, electronic renaissance is a new movement that is welcomed by the new generation as it helps makes the lives of millions of people easier and convenient. Along with this rapidly changing movement and gaining popularity of Internet, e-Learning is a new tool that emerging...

Read full article >

Looking for Class 11 Tuition ?

Learn from the Best Tutors on UrbanPro

Are you a Tutor or Training Institute?

Join UrbanPro Today to find students near you