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Q67.
Statement 1 : Unitess quantity has dimensions
Statement 2 : A dimensionsless quantity must have units In order to this which option is accurately correct?
Statement 1 : Unitess quantity has dimensions
Statement 2 : A dimensionsless quantity must have units In order to this which option is accurately correct?
Anonymous Quiz
0%
1 : strain & 2 : plane angles
0%
1: solid angle & 2: plane angles
83%
1: no constants or physical form & 2 : plane angles
17%
None
Q68. The quantities which have same dimensions as those of plane angles ?
Anonymous Quiz
17%
Strain and arc
83%
Strain and relative density
0%
Solid angles and spring constant
0%
Friction & power
Q69. Power × Volume represents the dimension of ?
Anonymous Quiz
17%
Work
17%
Joule
0%
Potential energy
67%
All of above
Q70. Which of the following represents same dimension of [ MLT-¹] ?
Anonymous Quiz
57%
Momentum & impluse
43%
Angular momentum & momentum
0%
Angular speed & impluse
0%
All above
Q72. Dimensions of Torque and any Heat ?
Anonymous Quiz
27%
[ ML²T-² ] & [ ML-¹T‐² ]
9%
[ ML-¹T‐² ] & [ ML-¹T‐² ]
55%
[ ML²T-² ] & [ ML²T-² ]
9%
All
Q71. Which dimensions is true ?
Pressure, stress , energy density, modulus of elasticity ( E ) , Modulus of bulk ( B ) , Youngs modulus ( Y ) & G
Pressure, stress , energy density, modulus of elasticity ( E ) , Modulus of bulk ( B ) , Youngs modulus ( Y ) & G
Anonymous Quiz
17%
Except pressure and stress : [ ML-¹T‐² ] all are dimensionless
67%
[ ML-¹T‐² ] : same for all
17%
Except pressure , stress and energy density all are [ M⁰L⁰T⁰] I.e ( [ ML-¹T‐² ] )
0%
None
Q73. Coffecient of viscosity?
Anonymous Quiz
71%
ML-¹T-¹
14%
ML-¹T-²
14%
ML-¹T-³
0%
All can be similar
Q74. Choose correct option [ JEE Main ]
Anonymous Quiz
0%
A-3, B-2 , C-1 , D-4
50%
A-3 , B-1 , C-4 , D-2
33%
A-3 , B-2 , C-4 , D-1
17%
A-1 , B-2 , C-4 , D-3
Q75. Correct option
Anonymous Quiz
14%
A-3 , B-2 , C-1 , D-4
29%
A-2 , B-3 , C-4 , D-1
14%
A-4 , B-2 , C-3 , D-1
43%
A-3 , B-1, C-2, D-4
Q76. Choose correct
Anonymous Quiz
44%
A-2 , B-1 , C-4 , D-3
22%
A-3 , B-4, C-2 , D-1
11%
A-2 , B-3 , C-4 , D-1
22%
A-4 , B-2 , C-3 , D-1
Q78 . How many cell organelles found in only animal cell
mitochondira , choloroplast , centriole , ribosomes , cell membrane
mitochondira , choloroplast , centriole , ribosomes , cell membrane
Anonymous Quiz
52%
one
14%
two
29%
three
5%
five
Q79. Animals accumulate ammonia, urea, uric acid, carbon dioxide, water & ions like Na+, K+, Cl–, phosphate, sulphate, etc., either by metabolic
activities or by other means like excess ingestion.
regard this statement which one is correct
activities or by other means like excess ingestion.
regard this statement which one is correct
Anonymous Quiz
67%
These substances have to be removed to a certain degree
8%
These substances have to be removed totally
25%
These substances have to be removed partially
0%
none
Q80.
statement 1 : Ammonia is the
most toxic form and requires large amount of water for its elimination, whereas uric acid, being the least toxic, can be removed with a minimum loss of water. statement 2 : bony fish is under Ammonotelism .
statement 1 : Ammonia is the
most toxic form and requires large amount of water for its elimination, whereas uric acid, being the least toxic, can be removed with a minimum loss of water. statement 2 : bony fish is under Ammonotelism .
Anonymous Quiz
14%
both are false
71%
both are true
14%
1 is true 2 is false
0%
1 is false and 2 is true
Q83. ' Protonephridia or flame cells are
the excretory structures'
regard above statement which one is correct
the excretory structures'
regard above statement which one is correct
Anonymous Quiz
41%
Platyhelminthes (Flatworms, e.g., Planaria), rotifers, some annelids & cephalochordate – Amphioxus
6%
Protonephridia are primarily concerned with ionic and fluid volume regulation, i.e osmoregulation
53%
both A & B are correct
0%
both are false