SuperCoaching AE/JE by Testbook
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The value of lim (x->0) sin(x)/x is:
Anonymous Quiz
17%
0
45%
1
30%
8%
-1
A body of mass 2kg has initial velocity 1m/s. A force acts for 2s giving it a velocity of 3m/s. Find force.
Anonymous Quiz
15%
1N
58%
2N
18%
3N
9%
4N
A particle's position is x=t³-6t²+9t. When is its acceleration zero?
Anonymous Quiz
16%
1 s
47%
2 s
31%
3 s
6%
4 s
If f(x)+f(1/x)=x+1, then f(x)=?
Anonymous Quiz
18%
x
34%
1/x
33%
x+1
15%
x/(x-1)
If f(x)+f(1/x)=x+1, then find f(2).
Anonymous Quiz
14%
7/2
44%
5/2
33%
3/2
9%
1/2
2
Which has the highest boiling point?
Anonymous Quiz
33%
1-Butanol
25%
Butanal
23%
Butane
20%
Butanoic acid
Which compound shows highest enol content?
Anonymous Quiz
29%
CH3COCH2CHO
25%
CH3COCH3
14%
CH3CHO
32%
CH3COCH2COCH3
😁1
Which oxide is amphoteric?
Anonymous Quiz
28%
CO2
41%
SiO2
20%
SnO2
11%
CaO
2
Which has highest molar conductivity?
Anonymous Quiz
29%
0.01M NaCl
45%
0.1M NaCl
19%
0.01M KCl
7%
0.1M KCl
A ball dropped from height h rebounds to h/2. The fractional energy loss is:
Anonymous Quiz
30%
1/2
55%
1/4
12%
1
2%
0
👍3