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Energy Flow Practices for Conservation of Resources — PHYSICS STD 9 — Question

ICSE BoardEnglish MediumSTD 9PHYSICSEnergy Flow Practices for Conservation of Resources2 Marks
Question
State two limitations of solar energy.
✓

Answer

Limitations of solar energy:
1. This energy can not be used at night.
2. This cannot be used where solar rays are less in power
3. Solar energy produces only d.c. electricity which cannot be used for household purposes.

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