Indian army has published the notification for SSC Tech 56 men and SSC Tech 27 women for the course commencing at OTA Chennai from April 2021
The calorific value of a fuel is expressed in the unit-
g/J
kg/J
kJ/kg
J/g
To electroplate silver (AG) on a metal object, what will you choose as cathode, anode and electrolyte?
Cathode – metal object, Anode – silver bar, Electrolyte – copper salt
Cathode – silver bar, Anode – metal object, Electrolyte – silver salt
Cathode – metal object, Anode – silver bar, Electrolyte – silver salt
Cathode – copper rod, Anode – silver bar, Electrolyte – copper salt
Rashi was unable to hold the greasy tumbler of milk in her hand. It would be because-
Greasing has made the surface smooth, increasing the friction
Greasing has made the surface rough, decreasing the friction
Greasing has made the surface smooth, reducing the friction
Greasing has made the surface rough, increasing the friction
‘Combine’ is a machine. Identify from the following for which it is used?
For harvesting and threshing
For sowing and harvesting
For threshing and sowing
For irrigation and sowing
Tadpole develops into an adult frog by the process of –
Fertilisation
Metamorphosis
Budding
Adaptation
