हिंदी
तमिलनाडु बोर्ड ऑफ सेकेंडरी एज्युकेशनएसएसएलसी (अंग्रेजी माध्यम) कक्षा ७

Scientists use the Kelvin scale (K) as an alternative temperature scale to degrees Celsius (°C) by the relation T°C = (T + 273)K. Convert the following to Kelvin: −275°C

Advertisements
Advertisements

प्रश्न

Scientists use the Kelvin scale (K) as an alternative temperature scale to degrees Celsius (°C) by the relation T°C = (T + 273)K. Convert the following to Kelvin:

−275°C

योग
Advertisements

उत्तर

−275°C = (−275 + 273)K

= −2K

shaalaa.com
Statement Problems on Integers Using All Fundamental Operations.
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 1: Number System - Exercise 1.5 [पृष्ठ २८]

APPEARS IN

सामाचीर कलवी Mathematics - Term 1 [English] Class 7 TN Board
अध्याय 1 Number System
Exercise 1.5 | Q 3. (i) | पृष्ठ २८

संबंधित प्रश्न

One night in Kashmir, the temperature is −5°C. Next day the temperature is 9°C. What is the increase in temperature?


An atom can contain protons which have a positive charge (+) and electrons which have a negative charge (−). When an electron and a proton pair up, they become neutral (0) and cancel the charge at. Now determine the net charge:

5 electrons and 3 protons → 


A poet Tamizh Nambi lost 35 pages of his ‘lyrics’ when his file had got wet in the rain. Use integers, to determine the following.

If four pages contained 1800 characters, (letters) how many characters were lost?


An atom can contain protons which have a positive charge (+) and electrons which have a negative charge (−). When an electron and a proton pair up, they become neutral (0) and cancel the charge at. Now determine the net charge:

4 protons and 8 electrons →


A poet Tamizh Nambi lost 35 pages of his ‘lyrics’ when his file had got wet in the rain. Use integers, to determine the following:

If Tamizh Nambi is paid ₹ 250 for each page produced, how much money did he lose?


Add 2 to me. Then multiply by 5 and subtract 10 and divide new by 4 and I will give you 15! Who am I?


Kamatchi, a fruit vendor sells 30 apples and 50 pomegranates. If she makes a profit of ₹ 8 per apple and loss ₹ 5 per pomegranate. What will be her overall profit or loss?


If the letters in the English alphabets A to M represent the number from 1 to 13 respectively and N represents 0 and the letters O to Z correspond from −1 to −12, find the sum of integers for the names given below.
For example,
MATH → Sum → 13 + 1 – 6 + 8 = 16
SUCCESS


Kannan has a fruit shop. He sells 1 dozen bananas at a loss of ₹ 2 each because it may get rotten next day. What is his loss?


A submarine was situated at 650 feet below the sea level. If it descends 200 feet, what is its new position?


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×