If the time taken by a cup of tea to cool from 85°C to 75°C is 1 minute, then the time taken by it to cool from 65°C to 55°C is
50 seconds
exactly 1 minute
more than 1 minute
30 seconds
Additional Questions
The rest mass of a photon is |
Answer |
Which of the following sets have different dimensions? |
Answer |
New elements and rare - earths are discovered and fixed in the periodic table using |
Answer |
Where is the head quarter of the Forest Survey of India (FSI) located? |
Answer |
Which among these sanctuaries is not present in Tamil Nadu? |
Answer |
If a colour blind women marries a normal visioned man,they will produce |
Answer |
Cretinism, myxoedema and goitre are related to the disorders of the |
Answer |
Which one of the following is NOT correctly matched? |
Answer |
The list of coded instruction in computer is called |
Answer |
Choose the corrects match : |
Answer |