|
What precautions should you take while using a laboratory thermometer?
|
|
1
|
1667
|
March 23, 2018
|
|
What precautions should you take while reading a clinical thermometer?
|
|
1
|
15546
|
March 23, 2018
|
|
Distinguish between the following. Land breeze and Sea breeze Convection and Conduction
|
|
1
|
681
|
March 23, 2018
|
|
State similarities and differences between the laboratory thermometer and the clinical thermometer
|
|
1
|
30282
|
March 23, 2018
|
|
Why can you not keep your palm above a burning candle but you can keep it on the sides of a candle flame?
|
|
1
|
662
|
March 23, 2018
|
|
Why do gases expand more than liquids?
|
|
1
|
604
|
March 23, 2018
|
|
Why can you not use a clinical thermometer to measure the temperature of a candle flame?
|
|
1
|
460
|
March 23, 2018
|
|
Why does mercury not fall or rise in a clinical thermometer when taken out of the mouth?
|
|
1
|
783
|
March 23, 2018
|
|
Look at figures given below. The length of wire PQ in case of A is equal to the diameter of the semicircle formed by the wire CDE, in case B
|
|
1
|
1035
|
March 23, 2018
|
|
Observe the picture given below. Water is being boiled in a pan of wide base
|
|
1
|
806
|
March 23, 2018
|
|
Look at figure given below. Mark where the heat is being transferred by conduction, by convection and by radiation
|
|
1
|
1143
|
March 23, 2018
|
|
Discuss why wearing more layers of clothing during winter keeps us warmer than wearing just one thick piece of clothing
|
|
1
|
593
|
March 23, 2018
|
|
While constructing a house in a coastal area, in which direction should the windows preferably face and why?
|
|
1
|
1998
|
March 23, 2018
|
|
At a camp site there are tents of two shades one made with black fabric and the other with white fabric
|
|
1
|
1971
|
March 23, 2018
|
|
Why is mercury used as an indicator in a thermometer?
|
|
1
|
2400
|
March 23, 2018
|
|
Give two examples each of conductors and insulators of heat
|
|
1
|
642
|
March 23, 2018
|
|
A few sharp jerks are given to clinical thermometer before using it
|
|
1
|
12690
|
March 23, 2018
|
|
For setting curd, a small amount of curd is added to warm milk
|
|
1
|
2454
|
March 23, 2018
|
|
In the arrangements A and B shown in the figure below, pins P and Q are fixed to a metal loop and an iron rod with the help of wax
|
|
1
|
1005
|
March 23, 2018
|
|
A circular metal loop is heated at point O as shown in the figure below
|
|
1
|
4441
|
March 23, 2018
|
