Electric Current can't pass through ______ ?
Anonymous Quiz
62%
Insulator
25%
Conductor
8%
Semi-conductor
5%
None of these
Which is the SI unit of electric current ?
Anonymous Quiz
68%
Ampere
26%
Coulomb
4%
Second
3%
None of these
Name the device which is used to measure
potential difference
potential difference
Anonymous Quiz
25%
Ammeter
63%
Voltmeter
10%
Wattmeter
2%
None of these
Which apparatus is used to measure the value
of current ?
of current ?
Anonymous Quiz
64%
Ammeter
21%
Voltmeter
13%
Wattmeter
2%
None of these
The other name of potential difference
Anonymous Quiz
10%
amperage
12%
wattage
52%
voltage
26%
potential energy
👍2
Two or more ______ combine in a reaction to form a single product.
Anonymous Quiz
17%
products
60%
reactants
17%
elements
6%
compounds
Which of the following reactions is/are endothermic?
1. CaO + H2O —> Ca(OH)2 + Heat
2. Fe + S —> FeS
1. CaO + H2O —> Ca(OH)2 + Heat
2. Fe + S —> FeS
Anonymous Quiz
34%
1
34%
2
26%
Both (a) & (b)
5%
None
👍1
🔥1
Which of the following is an decomposition reaction?
Anonymous Quiz
11%
A + B —> C
25%
A + B —> C + D
57%
AB —> A + B
8%
A + B ⇌ C
👍1
A + BC —> AC + B ; is an example of which reaction?
Anonymous Quiz
11%
Combination
16%
Decomposition
63%
Displacement
10%
Double Displacement
In which of the following reaction , precipitate forms?
Anonymous Quiz
19%
Combination
23%
Decomposition
18%
Displacement
40%
Double Displacement