लड़ाई पैनल ऑफ क्वाड्रीलेटरल इस 40 मीटर लॉन्ग एंड द परपेंडिकुलर फ्रॉम द ऑपोजिट कॉर्नर 80 मीटर एंड 10 मीटर रिस्पेक्टिवली फाइंड इट्स एरिया
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Step-by-step explanation:
An electroscope is an early scientific instrument used to detect the presence of electric charge on a body. It detects charge by the movement of a test object due to the Coulomb electrostatic force on it. The amount of charge on an object is proportional to its voltage.
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