Physics · Magnetic Effects of Current
1.0 A धारा ले जाने वाले एक 5.0 सेमी लंबे तार को एक ऐसे क्षेत्र में रखा जाता है जहां तार की लंबाई के लंबवत 0.3 T का एकसमान चुंबकीय क्षेत्र अनुप्रयुक्त होता है। तार पर कार्य करने वाले बल का परिमाण है:
- 10.015 N✓
- 20.03 N
- 30.45 N
- 4शून्य
सही उत्तर देखें
0.015 N
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