Question
The anode of the lead-storage battery is made up of
which of the following metal?Solution
Lead storage battery is a secondary cell used in automobiles and invertors. The anode is made up of lead and undergoes oxidation during discharging and cathode is made up of lead oxide and acts as cathode during discharging.
Three cubes of metal whose edges are 3cm, 4cm and 5cm. respectively are melted and a single cube is formed. What is the length of the edge of the newly ...
If (x 2 = 10x – 25), then find the value of [x³ + (x⁴/25)][7 - x³]
In a class of 70 students and 25 teachers, each student got gifts that were 20% of total number of students and each teacher got gifts that were 10% of ...
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If (528 – 507 + 195) ÷ 11 + √1296 = x, then {(x/2) + 10} = ?
If (x – 12)3 + (x – 5)3 + (x – 7)3 = 3(x – 12)(x – 5)(x – 7) then find the value of (x2 + 5x...
If 70% of ‘y’ is 25% more than 30% of 140, then value of ‘y’ is:
If, ( a + b = 20 ) and ( a² + b² = 208 ), then find the value of (a³ + b³).
- If [3a + (1/2a)] = 5, then find the value of [9a² + (1/4a²) - 6]
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