Q63 . An oxide of metal have 20% oxygen , then equivalent mass of oxide
Anonymous Quiz
50%
10
25%
20
0%
30
25%
40
Q.64
Calculate mass of NH3 produced if 10 g of N2 and 20 of H2 is reacted in Habers process
Calculate mass of NH3 produced if 10 g of N2 and 20 of H2 is reacted in Habers process
Anonymous Quiz
20%
12.1g
20%
12g
20%
2.14g
40%
93.3g
Q65. Limiting reagent in a chemical rxn is that rxn which
Anonymous Quiz
29%
Left some amount for unreacted
43%
Complete reacts
14%
Doesn't react
14%
All of above
Q66.
When 5 moles N2 reacts with 10 moles of H2 in Habers process , moles of NH3 form will be 20/3 moles , which is excess reagent and limiting factor?
When 5 moles N2 reacts with 10 moles of H2 in Habers process , moles of NH3 form will be 20/3 moles , which is excess reagent and limiting factor?
Anonymous Quiz
0%
Excess reactant = H2 and Limiting reactant = N2
50%
Excess reactant = H2 and Limiting reactant = None
33%
Excess reactant = N2 and Limiting reactant = H2
17%
Excess reactant = H2 and Limiting reactant = NH3
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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