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  • 1 answers

Yogita Ingle 6 years, 10 months ago

Escape velocity is the minimum speed needed for an object to "break free" from the gravitational attraction of a massive body. The escape velocity from Earth is about 40,270 km/h (25,020 mph).
The velocity of this orbit depends on the distance from the object to the center of the Earth. The velocity has to be just right, so that the distance to the center of the Earth is always the same.The orbital velocity formula contains a constant, G, which is called the "universal gravitational constant“.

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Yogita Ingle 6 years, 10 months ago

    Newton's law of cooling states that the rate of fall of temperature of a hot body is directly proportional to the temperature difference between the body and surrounding when temperature difference is small.
DT/dt ∝ (T - T0)

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Aditi Shourya 6 years, 10 months ago

The charge produced on an atom of an element in combined state is called oxidation no.
  • 3 answers

Deepa Kumari 6 years, 10 months ago

L+(f1-fo) /(2f1-f0-f2)*h

Sakshi Sharma??️??️ 6 years, 10 months ago

This is the formula for median

Pramod ......Pramod 5 years, 8 months ago

L×(n/2-c.f)/f×h
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Pragati Gola 6 years, 10 months ago

N2+3H2-----2NH3
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Meghna Thapar 5 years, 4 months ago

The layers of pigment cells can alter the color of a frog’s skin from bright green to dark brown. This talent helps a frog blend in with its environment.

The cells are contortionists. Hormones in the frog can change the cells’ shape, move around the pigment inside the cells, and alter the intensity of light coming from them. 

As a frog leaps from a bright green leaf to a muddy brown pond, the cells in its skin adjust the frog’s hue to match and keep the frog hidden.  

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Aayushi Sharma 6 years, 10 months ago

Har dharam, ling, jati, varg k logo k sath saman vyavahar krna samanta khlata hai.....
  • 1 answers

Anshul Sharma 6 years, 10 months ago

the number of times something happens within a particular period, or the fact of something happening often or a large number or times
  • 1 answers

Prasoon Kumar 6 years, 10 months ago

Notice can be described as a written or a printed information or news announcement. It is written in for basically informing people or pupils (in a school) about an activity or an event and is specifically only meant for a select group. Since a notice is a formal announcement or piece of information, its tone and style are formal and it is strictly factual. Its language is also simple and formal. It’s is important to note that a notice is always, and doesn’t include flowery language. The occasions for creating a notice could be a competition, an inauguration to take place in near future or an exhibition. It could also be school activities like an excursion, a meeting or show. In this article, we will give emphasis on the CBSE pattern, and help students learn important points about notice writing. Tips for Writing Notices Stick to the specified word limit. You need to write the word NOTICE at the top. Do not forge to mention the Name and Place of the school, or organization or office that is issuing the notice. An appropriate heading is required. Include the date of issuing the notice. State the target group clearly (for whom the notice is to be displayed). Write the purpose of the notice. Mention other relevant details like date, venue and time. State that needs to be contacted for extra information. The signature, name and designation of the person who is issuing the notice should be there. Characteristics of Notice Writing Here are the features a good notice should have: 1) Brief: A notice has to give the information in a minimum number of words. Around 40 to 50 words are sufficient. All the sentences need to be short. There cannot be any repetition; no introduction; only to-the-point information. It should leave no scope for further enquiries and should not compromise on the word limit (50 words) at the same time. 2) Complete: Notices should give complete information about the concerned event. If you are writing a notice about a sports competition, then needs o talk about the participation criteria like age limit, date, venue, fees if any, invited chief guests, prize, etc. 3) Authority: Notices have to contain the name of authority who is issuing the notice. It could be you, principal, teacher, manager of bank, secretary of departments, etc. 4) Clarity: Avoid any kind of ambiguity in the information. The message should be crisp and straight forward. So, conciseness, clarity and completeness are the main elements of a good notice. 5) Language: The language needs to be formal. 6) Clearly stated purpose: As discussed earlier, a notice has to contain all the necessary details such as: Name of the issuing agency (school, etc) Subject and date of issue/release of the notice Event (what?) Date/time/duration (when?) Place/Venue (where?) Authorized signatory: Name and signature The Syntax A notice has three parts – head, body and authority /contact person. 1) The Head is the eye catcher. It talks about the main topic or the issue of the notice. Example: a) Notice – Dance competition b) Notice – Annual magazine of school c) Notice – Sports competition 2) Body includes all the details of the event. 3) Authority /contact person à Name or/ and signature of notice issuing authority needs to be included in the end. If the notice involves meeting someone to submit the name, paper or other things, do not forget to mention the contact person name, meeting place, and time and phone number. Contact person is crucial as he/she is needed for further clarification and information.
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Kavya Nair 6 years, 10 months ago

Assume tan x to be y then the question becomes to find the derivative of log y. Hence, d/dx log (tan x) = 1/tan x . d/dx (tan x) ( using d/dx log x = 1/x) = 1/tan x . sec2 x. = (cos x)/ (sin x). 1/ cos2x = 1/ sin x cos x
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Aditi Shourya 6 years, 10 months ago

Work energy theorm is change in kinetic energy .

Naveen Kumar 6 years, 10 months ago

It states that work and energy are equivalent with each other

Rahul Singh? 6 years, 10 months ago

It states that the work done by displacing a body is equals to change in kinetic energy of the body! i.e. w=kf -ki
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Yogita Ingle 6 years, 10 months ago

The small intestine has millions of tiny finger-like projections called villi. These villi increase the surface area for more efficient food absorption. Within these villi, are present numerous blood vessels which absorb the digested food and carry it to the blood stream. Hence from the blood stream, the absorbed food is delivered to each and every cell of the body.

  • 3 answers

Akanksha Kumari? 6 years, 10 months ago

Firstly parent chain is preferred

😜Arnav Arya🙃 6 years, 10 months ago

During IUPAC naming where the functional group is attached is preferred

Pawan Singh 6 years, 10 months ago

Chain
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Yogita Ingle 6 years, 10 months ago

Dimensional formula of a physical quantity is the formula which tells us how and which of the fundamental units have been used for the measurement of that quantity. Dimensions of a physical quantity are independent of the system of units.

  • 2 answers

Lily ☺ 6 years, 9 months ago

They are geometrical isomers.

Yogita Ingle 6 years, 10 months ago

  • Cis isomers are molecules with the same connectivity of atoms. They further consist of identical side groups usually on the same side. It is most of the time a polar molecule. Due to loosely packed molecules the melting point of cis isomer is comparatively low.
  • A trans isomer has molecules with two same atoms but in the opposite side of the double bond. It is nonpolar or less polar molecule. Due to tightly packed molecules the melting point of trans isomer is high.
  • 1 answers

Raman Kant 6 years, 10 months ago

Solve 3 equation separate and then u get 3 points then use determinants to find area of traingle.
  • 1 answers

Yogita Ingle 6 years, 10 months ago

The double entry system of accounting or bookkeeping means that for every business transaction, amounts must be recorded in a minimum of two accounts. The double entry system also requires that for all transactions, the amounts entered as debits must be equal to the amounts entered as credits.

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  • 4 answers

Lily ☺ 6 years, 10 months ago

Learn all rules

Raman Kant 6 years, 10 months ago

Seniority table must be by heart and then word root and a few tricks that will be developed by practice

Mannat Kaur Khalsa? 6 years, 10 months ago

First of all learn all functional groups..

Mohit Kumar 6 years, 10 months ago

I dont know
  • 2 answers

Patel Salahuddin 6 years, 10 months ago

Momentum will not conserved if external force is applied on it

Neha Delwal 6 years, 10 months ago

Momentum will remain conserved
  • 1 answers

Aditi Shourya 6 years, 10 months ago

When body moves in a straight line without reversing its direction.
  • 1 answers

Aayushi Sharma 6 years, 10 months ago

Kisi bhi ek dharam ko jada viseshta na dena dharmnirpekshta khlata hai......
  • 1 answers

Neha Delwal 6 years, 10 months ago

It will rain today

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