An element A is soft and can be cut with a knife. This is very reactive to air and cannot be kept open in air. It reacts vigorously with water. Identify the element
Anonymous Quiz
46%
Na
27%
Mg
15%
Fe
12%
P
π12π5π4π₯2π2π2
Which among the given alloys contain non-metal as one of its constituents?
Anonymous Quiz
34%
Brass
35%
Amalgam
18%
Gunmetal
13%
None
π₯11π±8β€3π2π₯°2π2π1π€©1
π₯13π4π₯°3π1
What is the amount of current flowing through an electric press, if the amount of charge passing through a conductor in 10 minutes is 300 C?
Anonymous Quiz
46%
30 A
28%
0.3A
18%
0.5A
8%
5A
π5π€©5π1
An electrical appliance has a resistance of 25 Ξ©. When this electrical appliance is connected to a 230 V supply line, the current passing through it will be:
Anonymous Quiz
19%
2.9a
43%
0.92a
21%
29a
16%
9.2a
π4π₯°1
When a 4 Ξ© resistor is connected across the terminals of a 2 V battery, the number of coulombs passing through the resistor per second is:
Anonymous Quiz
33%
0.5
29%
1
28%
2.5
10%
1.0
π4π2π1
Keeping the potential difference constant, the resistance of the circuit is halved. The current will become:
Anonymous Quiz
22%
One four
38%
Four time
24%
Half
16%
Double
π4π₯°2π2π1π₯1
A wire of resistance R1 is cut into five equal pieces. These five pieces of wire are then connected in parallel. If the resultant resistance of this combination be R2, then the ratio R1/ R2 is:
Anonymous Quiz
34%
1/25
28%
25
24%
25/9
14%
0.25
π8π₯°1π1
Animal Classification - Oneshot | Class 10 SSC Maharashtra state board | 2022 - 23
https://youtu.be/BFEvMeEYKcE
https://youtu.be/BFEvMeEYKcE
YouTube
Animal Classification - Oneshot | Class 10 SSC Maharashtra state board | 2022 - 23
Animal Classification - Oneshot | Class 10 SSC Maharashtra state board | Shubham Jha
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π6
Which one of the following salt does not contain water crystallization?
Anonymous Quiz
21%
Blue vitrol
36%
Baking soda
18%
Washing soda
25%
Gypsm
π8π3π₯2
At what temperature in gypsm heated at form plaster of paris
Anonymous Quiz
9%
90
57%
100
22%
110
12%
120
π8π4π₯°1
How many water molecules does hydrated calcium sulphate contain
Anonymous Quiz
15%
5
36%
10
25%
7
24%
2
π7π₯3π₯°2π1
π7π€5π₯°2π1
Sodium hydroxide hydroxide turns phenolphthalein solution
Anonymous Quiz
36%
Pink
23%
Yellow
33%
Colourless
8%
Orange
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