Aayush D MAMC
A copper wire of length 2.2 m and a steel wire of length 1.6 m, both of diameter 3.0 mm, are connected end to end. When stretched by a load, the net elongation is found to be 0.70 mm. Obtain the load applied.
Sorry for not mentioning the values of young modulus. My bad!😅
Use 1.1 * 10^11 for copper and 2 * 10^11 for steel.(SI Units).
Use 1.1 * 10^11 for copper and 2 * 10^11 for steel.(SI Units).
Morphology questions done. Will start with Plant Anatomy polls!
Septate and aseptate are types of
Anonymous Quiz
21%
Xylem parenchyma
22%
Phloem parenchyma
45%
Xylem fibres
13%
Phloem fibres
Trichomes on shoot system maybe
Anonymous Quiz
11%
Branched
12%
Unbranched
10%
Secretory
67%
All of these
https://cutt.ly/jmEjSF4
It took a lot of effort but finally managed to do it. So here are the MARKED NCERTs for ORGANIC and INORGANIC Class 11 and 12 BOTH!
I hope they will help you in your revision.😇
It took a lot of effort but finally managed to do it. So here are the MARKED NCERTs for ORGANIC and INORGANIC Class 11 and 12 BOTH!
I hope they will help you in your revision.😇
In COâ‚‚ the bond length is
Anonymous Quiz
30%
Exactly that of a C=O double bond.
32%
More than that of a C=O double bond.
38%
Less than that of a C=O double bond.
Which of the following shapes is described as a folded square?(bp- bond pair, lp- lone pair)
Anonymous Quiz
17%
3 bp + 1 lp
36%
4 bp + 1 lp
18%
5 bp + 1 lp
29%
4 bp + 2 lp
A sudden drop in the mercury level by 10mm or more is a sign of
Anonymous Quiz
19%
Rain
15%
Flood
29%
Snow fall
37%
Storm
Between 0•C and 37•C, the relative viscosity of Blood(Viscosity with respect to water)-
Anonymous Quiz
43%
Decreases on increasing temperature.
33%
Increases on increasing temperature.
24%
Remains same.
Parenchyma cells perform
1. Photosynthesis
2. Storage 3. Secretion
1. Photosynthesis
2. Storage 3. Secretion
Anonymous Quiz
14%
1 and 2 only
11%
2 and 3 only
9%
1 and 3 only
66%
1,2 and 3
Inner layers of cell walls have thickenings in
Anonymous Quiz
26%
Xylem Fibres
20%
Phloem Fibres
43%
Tracheids
11%
Vessels
Pits are generally found in
Anonymous Quiz
41%
Sieve tubes and companion cells
12%
Phloem parenchyma
37%
Both (a) and (b)
11%
None of these
Phloem fibres are generally absent in
Anonymous Quiz
45%
Monocots
10%
Dicots
38%
Primary phloem
7%
Secondary phloem
Select the incorrect statement about resonating structures.
Anonymous Quiz
8%
The canonical forms have no real existence.
17%
The molecule has a single resonance structure which is the hybrid of all canonical structures.
27%
There an equilibrium between different forms like in tautomerism.
48%
All of them are correct.
Even in case of a H2 molecule there is some ionic character in the bond.(T/F)
Anonymous Quiz
72%
True
28%
False
For the model of a plane in a wind tunnel, turbulence occurs at _______ speed for turbulence for an actual plane.
Anonymous Quiz
53%
Greater
40%
Lesser
7%
Same
Aayush D MAMC
Select the incorrect statement about resonating structures.
This question is pretty important from NEET point of view.