Teaching BPSC बिहार माध्यमिक TGT (9 to 10) शिक्षक भर्ती 4.0 Mock Test Physics Thermodynamics Heat engines
Heat engine is a device which convert _________ into _________ in a cyclic process.
1
Mechanical Energy, Heat Energy
2
Heat Energy, Mechanical Energy
3
Mechanical Energy, Electrical Energy
4
More than of the above
5
None of the above