SuperCoaching AE/JE by Testbook
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What's the limit of (sin(x)/x) as x approaches 0?
Anonymous Quiz
10%
0
61%
1
25%
Infinity
4%
Undefined
A ball's KE is doubled. By what factor does its momentum change?
Anonymous Quiz
36%
√2
35%
2
19%
4
11%
1/2
A ball's KE quadruples. What happens to its momentum?
Anonymous Quiz
24%
Doubles
58%
Quadruples
15%
Halves
3%
Remains same
What is the area of a circle with radius 5?
Anonymous Quiz
12%
10π
77%
25π
9%
2%
100π
What is the limit of (sin x)/x as x approaches 0?
Anonymous Quiz
10%
0
69%
1
19%
2%
Does not exist
Which factor most affects reaction rate besides temp?
Anonymous Quiz
37%
Catalyst presence
27%
Product color
28%
Volume of solvent
7%
Container material
Which element has the electron configuration 1s²2s²2p⁶3s¹?
Anonymous Quiz
45%
Sodium
32%
Magnesium
20%
Potassium
3%
Lithium