Three vectors satisfy the relation A . B = 0 and A . C = 0, then A is parallel to
Anonymous Quiz
35%
BxC
42%
B.C
16%
C
7%
B
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Is the work required to be done by an external force on an object on a frictionless, horizontal surface to accelerate it from a speed v to a speed 2v
Anonymous Quiz
31%
equal to the work required to accelerate the object from t = 0 to v
35%
twice the work required to accelerate the object from v = 0 to v
25%
three times the work required to accelerate the object from v = 0 to v
9%
four times the work required to accelerate the object from 0 to v, or
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How much effort goes into moving a charge of 9C between two sites with a potential difference of 19 V?
Anonymous Quiz
14%
65 J
27%
45 J
21%
40 J
38%
171 J
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Which metal is used in the heating element of an electric heater?
Anonymous Quiz
51%
Nichrome
18%
Silver
19%
Lead
13%
Chromium
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When the potential difference and current across a circuit are both doubled, the circuit's resistance:
Anonymous Quiz
18%
Enhances
26%
Returns to zero
46%
Does not change
10%
Reduces
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Automobiles are major cause of atmospheric pollution. What are methods to prevent pollution caused by them
Anonymous Quiz
10%
Use of Catalytic Converters
18%
Proper maintenance of automobiles
11%
Use lead free petrol/diesel
60%
All of the above
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Which of the following is/are harmone releasing IUDs?
Anonymous Quiz
26%
Progestasert
13%
Levonorgestrel
50%
Both a and b
11%
Lippes loop
👍8
👍3
In mitochondria, protons accumulate in the(Mains 2011)
Anonymous Quiz
11%
outer membrane
30%
inner membrane
44%
intermembrane space
15%
matrix
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Which is essential for the growth of root tip (NEET-II 2016)
Anonymous Quiz
22%
Zn
18%
Fe
41%
Ca
18%
Mn
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MOST IMPORTANT
SUMMARY OF HUMAN BODY
1: Number of Bones *206*
2: Number of Muscles *639*
3: Number of Kidneys *2*
4: Number of Milk Teeth *20*
5: Number of Ribs *24 (12 pair)*
6: Number of Heart Chamber *4*
7: Largest artery *Aorta*
8: Normal blood pressure *120/80mmHg*
9: Ph of Blood *7.35-7.45
10: Number of vertebrae in the Spine *33*
11: Number of vertebrae in the Neck *7*
12: Number of Bones in Middle Ear *6*
13: Number of Bones in Face *14*
14: Number of Bones in Skull *22*
15: Number of Bones in Chest *25*
16: Number of Bones in Arms *6*
17: Number of Muscles in Human Arm *72*
18: Number of Pumps in Heart *2*
19: Largest Organ *Skin*
20: Largest gland *Liver*
21: Biggest cell *female Ovum*
22: Smallest cell *male Sperm*
23: Smallest Bone *Stapes*
24: First transplanted Organ *Heart*
25: Average length of Small Intestine *7m*
26: Average length of Large Intestine *1.5m*
27: Average weight of new Born baby *2.6kg*
28: Pulse rate in One Minute *60-100
29: Normal body temperature *37 C° (98.4 F°)*
30: Average Blood Volume *4 to 5 litrs*
31: Life Span of RBC *120 days*
32: Life Span of WBC *10 to 15 days*
33: Pregnancy Period *280 days (40 week)*
34: Number of Bones in Human Foot *33*
35: Number of Bones in Each wrist *8*
36: Number of Bones in Hand *27*
37: Largest Endocrine gland *Thyroid*
38: Largest Lymphatic Organ *Spleen*
39: Largest part of Brain *Cerebrum*
40: Largest & Strongest Bone *Femur*
41: Smallest Muscle *Stapedius (Middle Ear)*
41: Number of Chromosome *46 (23 pair)*
42: Number of Bones in new Born baby *306*
43: Viscosity of Blood *4.5 to 5.5*
44: Universal Donor Blood Group O negative
45: Universal Recipient Blood Group *AB*
46: Largest WBC *Monocyte*
47: Smallest WBC *Lymphocyte*
48: Increase RBC count called *Polycethemia*
49: Blood Bank in the Body is *Spleen*
50: Non Nucleated Blood cell is *RBC*
51: RBC produced in the *Bone Marrow*
52: River of Life is Called *Blood*
53: Normal Blood Cholesterol level *250mg/dl*
54: Fluid part is Blood!
SUMMARY OF HUMAN BODY
1: Number of Bones *206*
2: Number of Muscles *639*
3: Number of Kidneys *2*
4: Number of Milk Teeth *20*
5: Number of Ribs *24 (12 pair)*
6: Number of Heart Chamber *4*
7: Largest artery *Aorta*
8: Normal blood pressure *120/80mmHg*
9: Ph of Blood *7.35-7.45
10: Number of vertebrae in the Spine *33*
11: Number of vertebrae in the Neck *7*
12: Number of Bones in Middle Ear *6*
13: Number of Bones in Face *14*
14: Number of Bones in Skull *22*
15: Number of Bones in Chest *25*
16: Number of Bones in Arms *6*
17: Number of Muscles in Human Arm *72*
18: Number of Pumps in Heart *2*
19: Largest Organ *Skin*
20: Largest gland *Liver*
21: Biggest cell *female Ovum*
22: Smallest cell *male Sperm*
23: Smallest Bone *Stapes*
24: First transplanted Organ *Heart*
25: Average length of Small Intestine *7m*
26: Average length of Large Intestine *1.5m*
27: Average weight of new Born baby *2.6kg*
28: Pulse rate in One Minute *60-100
29: Normal body temperature *37 C° (98.4 F°)*
30: Average Blood Volume *4 to 5 litrs*
31: Life Span of RBC *120 days*
32: Life Span of WBC *10 to 15 days*
33: Pregnancy Period *280 days (40 week)*
34: Number of Bones in Human Foot *33*
35: Number of Bones in Each wrist *8*
36: Number of Bones in Hand *27*
37: Largest Endocrine gland *Thyroid*
38: Largest Lymphatic Organ *Spleen*
39: Largest part of Brain *Cerebrum*
40: Largest & Strongest Bone *Femur*
41: Smallest Muscle *Stapedius (Middle Ear)*
41: Number of Chromosome *46 (23 pair)*
42: Number of Bones in new Born baby *306*
43: Viscosity of Blood *4.5 to 5.5*
44: Universal Donor Blood Group O negative
45: Universal Recipient Blood Group *AB*
46: Largest WBC *Monocyte*
47: Smallest WBC *Lymphocyte*
48: Increase RBC count called *Polycethemia*
49: Blood Bank in the Body is *Spleen*
50: Non Nucleated Blood cell is *RBC*
51: RBC produced in the *Bone Marrow*
52: River of Life is Called *Blood*
53: Normal Blood Cholesterol level *250mg/dl*
54: Fluid part is Blood!
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