SuperCoaching AE/JE by Testbook
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Which process primarily dictates the rate of a reaction with multiple steps?
Anonymous Quiz
12%
Fastest step
26%
Slowest step
40%
Equilibrium step
22%
Average rate of all steps
3
A satellite orbits Earth. Increasing its speed will affect its orbit. Which is MOST likely?
Anonymous Quiz
22%
Higher orbit
39%
Lower orbit
30%
Decreased period
9%
Increased gravity
1
If f(x) = x² + 1, what's f(f(2))?
Anonymous Quiz
9%
6
41%
26
24%
16
26%
5
Which compound exhibits hydrogen bonding?
Anonymous Quiz
26%
CH₄
44%
H₂S
25%
NH₃
5%
PH₃
1
Which molecule has the highest dipole moment?
Anonymous Quiz
15%
CO2
28%
BF3
46%
H2O
11%
CCl4
4
A photon's energy doubles. How's its momentum affected?
Anonymous Quiz
9%
Halved
47%
Remains same
36%
Doubles
9%
Quadruples
1
If f(x) = x² + 1/x, find f'(2).
Anonymous Quiz
16%
4.75
51%
3.75
32%
4.25
2%
3.25
A ball is dropped from height 'h'. After impact with the ground it rebounds to h/2. Coeff. of restitution is:
Anonymous Quiz
18%
1/2
63%
1/√2
15%
1/4
4%
√2
1
What's the limit of (sin x)/x as x approaches 0?
Anonymous Quiz
15%
0
64%
1
18%
Infinity
4%
Undefined