To reduce the iron losses in a transformer, the core must be made of a material having
Anonymous Quiz
22%
High retentivity, high coercivity
33%
Low retentivity, low coercivity
22%
High coercivity, low retentivity
11%
High retentivity, low coercivity
11%
The theory of natural selection given by Charles Darwin was further supported by
Anonymous Quiz
0%
Lamarck
67%
Alfred Wallace
33%
Darwin
0%
Oparian and Haldane
0%
According to Arrhenius hypothesis, rate of reaction increases with:
Anonymous Quiz
43%
rise in temperature
43%
decrease in temperature
0%
rise in pressure
14%
decrease in pressure
0%
β€βπ₯1
Which of the following statement does not hold good for thermal radiation?
Anonymous Quiz
13%
The wavelength changes when it travels from one medium to another.
75%
The frequency changes when it travels from one medium to another.
13%
The speed changes when it travels from one medium to antother.
0%
They travel in straight line in a given medium
0%
Bone charcoal is used to decolourise sugar. In this case, bone charcoal and colour on sugar respectively are
Anonymous Quiz
60%
Adsorbent, adsorbate
20%
Adsorbate, adsorbent
20%
Both are adsorbent
0%
Both are adsorbate
0%
Genetic maps are beneficial as they were
Anonymous Quiz
17%
Extensively used as a starting point in the sequencing of whole genomes
17%
It helps to measure the distance between genes
17%
Mapping the position of genes on chromosomes
33%
All the above
17%
In a metallic conductor, under the effect of applied electric field, the free electrons of the conductor
Anonymous Quiz
0%
move in the curved paths from lower potential to higher potential
0%
drift from higher potential to lower potential.
67%
move in the straight line paths in the same direction
33%
move with the uniform velocity throughout from lower potential to higher potential.
0%
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γ π€ TOP 25 USERS γ
1 β π β‘γβ651 pts
2 β + β‘γβ480 pts
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6 β .^-^. β‘γβ113 pts
7 β Anurag β‘γβ102 pts
8 β Shaista β‘γβ87 pts
8 β Shreya β‘γβ87 pts
10 β (β’_β’) β‘γβ84 pts
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12 β Gaurav β‘γβ79 pts
13 β Dev β‘γβ73 pts
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15 β Nikhil β‘γβ52 pts
16 β ππΊπΉπ’ β‘γβ48 pts
17 β jayshri β‘γβ47 pts
18 β Auxiless β‘γβ45 pts
19 β Channel β‘γβ39 pts
19 β β―βAΙ΄α΄α΄Κβ―β―β β‘γβ39 pts
21 β π±ππ³ β‘γβ36 pts
22 β shah β‘γβ35 pts
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23 β π¦βDhruviiπβ β‘γβ34 pts
25 β urmisthiii_xox β‘γβ32 pts
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ββββββββββββββββββββ
ββββββββββββββββββββ
γ π€ TOP 25 USERS γ
1 β π β‘γβ651 pts
2 β + β‘γβ480 pts
3 β Sntsh β‘γβ133 pts
4 β Vuxiless! β‘γβ129 pts
5 β Lone β‘γβ123 pts
6 β .^-^. β‘γβ113 pts
7 β Anurag β‘γβ102 pts
8 β Shaista β‘γβ87 pts
8 β Shreya β‘γβ87 pts
10 β (β’_β’) β‘γβ84 pts
11 β Deepu__π β‘γβ80 pts
12 β Gaurav β‘γβ79 pts
13 β Dev β‘γβ73 pts
14 β bilal β‘γβ55 pts
15 β Nikhil β‘γβ52 pts
16 β ππΊπΉπ’ β‘γβ48 pts
17 β jayshri β‘γβ47 pts
18 β Auxiless β‘γβ45 pts
19 β Channel β‘γβ39 pts
19 β β―βAΙ΄α΄α΄Κβ―β―β β‘γβ39 pts
21 β π±ππ³ β‘γβ36 pts
22 β shah β‘γβ35 pts
23 β βοΈ»β»β³β β‘γβ34 pts
23 β π¦βDhruviiπβ β‘γβ34 pts
25 β urmisthiii_xox β‘γβ32 pts
ββββββββββββββββββββ
γ π₯ TOP 5 GROUPS γ
1 β Curiosity shape β‘γβ737 pts
2 β PeacePy(Neet) Study β‘γβ576 pts
3 β PW study hub β‘οΈ β‘γβ175 pts
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5 β JEE/NEET Doubt~Quize corne β‘γβ120 pts
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β€1
The intermetallic compound LiAg crystallizses into cubic lattice in which both lithium and silver have a coordination number of eight. The crystal class is
Anonymous Quiz
0%
Face-centred cube
50%
Body-centred cube
50%
Simple-centred cube
0%
None of these
0%
Which of the following quantities do not change when a resistor connected to a battery is heated due to the current?
Anonymous Quiz
0%
Drift speed
20%
Resistivity
20%
Resistance
60%
Number of free electrons
0%
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The product of ionic concentration in a saturated solution of an electrolyte at a given temperature is constant and is known as
Anonymous Quiz
17%
Ionic product of the electrolyte
33%
Solubility product
50%
Ionization constant
0%
Dissociation constant
0%
What factor make the separation of Lanthanoids a formidable task?
Anonymous Quiz
13%
Similarity in ionic size
0%
Constant charge of +3
0%
Small charge radius ratio
88%
All of these
0%
Which of the following sugars occur in the urine of 'diabetics'?
Anonymous Quiz
64%
Dextrose
18%
Galactose
18%
Fructose
0%
Ribose
0%
Compounds with high heat of formation are less stable because
Anonymous Quiz
0%
it is difficult to synthesize them
50%
energy rich state leads to instability
50%
high temperature is required to synthesize them
0%
molecules of such compounds are distorted.
0%
The ART method used to rectify male infertility involves invivo fertilization is
Anonymous Quiz
20%
ICSI
40%
AI
40%
IVF
0%
ZIFT
0%
Which animal matches its taxonomic category?
Anonymous Quiz
50%
Tiger - tigris, species
0%
Cuttlefish - mollusca, class
25%
Humans - primata, family
25%
Housefly - Musca, order
0%
Transpiration is affected by plant factors, find the correct one?
Anonymous Quiz
0%
Number and distribution of stomata
33%
Percent of open stomata
0%
Canopy structure, water status of plant
67%
All of the above
0%
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Choroid looks bluish due to____
Anonymous Quiz
17%
Presence of veins only
17%
Due to pigment
50%
Excess of blood vessels
17%
None of these
0%
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ββββββββββββββββββββ
γ π€ TOP 25 USERS γ
1 β π β‘γβ451 pts
2 β Shaista β‘γβ433 pts
3 β Vuxiless! β‘γβ203 pts
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6 β Dream β‘γβ112 pts
7 β Shreya β‘γβ106 pts
7 β (β’_β’) β‘γβ106 pts
9 β ΰΌποΈποΈπ¦οΈπππππ¦ β‘γβ97 pts
10 β Deepu__π β‘γβ85 pts
11 β Heartπlessπ€π€π€π€ β‘γβ61 pts
12 β Radhe β‘γβ60 pts
13 β Nikhil β‘γβ56 pts
14 β Abdullah β‘γβ54 pts
15 β Alex β‘γβ51 pts
16 β ππΊπΉπ’ β‘γβ49 pts
17 β Mr. β‘γβ44 pts
18 β Legend β‘γβ42 pts
19 β GSP777 β‘γβ39 pts
19 β Atharva β‘γβ39 pts
21 β Saurabh β‘γβ38 pts
22 β Anjali β‘γβ36 pts
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ββββββββββββββββββββ
ββββββββββββββββββββ
γ π€ TOP 25 USERS γ
1 β π β‘γβ451 pts
2 β Shaista β‘γβ433 pts
3 β Vuxiless! β‘γβ203 pts
4 β Anurag β‘γβ123 pts
5 β + β‘γβ118 pts
6 β Dream β‘γβ112 pts
7 β Shreya β‘γβ106 pts
7 β (β’_β’) β‘γβ106 pts
9 β ΰΌποΈποΈπ¦οΈπππππ¦ β‘γβ97 pts
10 β Deepu__π β‘γβ85 pts
11 β Heartπlessπ€π€π€π€ β‘γβ61 pts
12 β Radhe β‘γβ60 pts
13 β Nikhil β‘γβ56 pts
14 β Abdullah β‘γβ54 pts
15 β Alex β‘γβ51 pts
16 β ππΊπΉπ’ β‘γβ49 pts
17 β Mr. β‘γβ44 pts
18 β Legend β‘γβ42 pts
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19 β Atharva β‘γβ39 pts
21 β Saurabh β‘γβ38 pts
22 β Anjali β‘γβ36 pts
23 β Awsib β‘γβ35 pts
24 β bilal β‘γβ33 pts
25 β Κα΄α΄ Ιͺ β‘γβ32 pts
ββββββββββββββββββββ
γ π₯ TOP 5 GROUPS γ
1 β PeacePy(Neet) Study β‘γβ1180 pts
2 β PW study hub β‘οΈ β‘γβ159 pts
3 β π₯ NEET MCQ Arena π₯ β‘γβ129 pts
4 β π³βπͺβπͺβπΉβπ― π ·οΈπ ΈοΈπ ½οΈπ ³οΈπ ΈοΈ πImpo β‘γβ128 pts
5 β JEE/NEET Doubt~Quize corne β‘γβ120 pts
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