SuperCoaching AE/JE by Testbook
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A satellite orbits Earth at radius 4R (R=Earth's radius). What's its orbital speed relative to a satellite at radius R?
Anonymous Quiz
20%
1/4
58%
1/2
15%
2
7%
4
Which molecule exhibits hydrogen bonding?
Anonymous Quiz
27%
CH4
38%
H2S
33%
NH3
3%
PH3
What is the limit of (sin x)/x as x approaches 0?
Anonymous Quiz
8%
0
68%
1
21%
Infinity
3%
Does not exist
What is the limit of (sin x)/x as x approaches 0?
Anonymous Quiz
11%
0
71%
1
15%
Infinity
3%
-1
If f(x) + 2f(1/x) = 3x, then f(2) = ?
Anonymous Quiz
25%
5/2
38%
1
24%
4
14%
7/2
A projectile launched at 45° has max range R. At what angle is range R/2?
Anonymous Quiz
6%
15°
28%
75°
48%
Both A & B
17%
22.5°
Which has highest lattice energy?
Anonymous Quiz
25%
NaCl
23%
KCl
46%
MgCl₂
6%
RbCl
1
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📝𝐅𝐢𝐥𝐥 𝐭𝐡𝐢𝐬 𝐆𝐨𝐨𝐠𝐥𝐞 𝐟𝐨𝐫𝐦 𝐭𝐨 𝐠𝐞𝐭 𝐏𝐃𝐅 𝐨𝐟 𝐭𝐡𝐢𝐬 𝐂𝐥𝐚𝐬𝐬 - https://forms.gle/ESRUoybSPhJgnhBU7