कोई गोली क्षैतिज से \( 30^{\circ} \) के कोण पर दागी गई है और वह धरातल पर \( 3.0 \mathrm{~km} \) ...

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कोई गोली क्षैतिज से \( 30^{\circ} \) के कोण पर दागी गई है और वह धरातल पर \( 3.0 \mathrm{~km} \) दूर गिरती है । इसके प्रक्षेप्य के कोण का समायोजन करके क्या \( 5.0 \mathrm{~km} \) दूर स्थित किसी लक्ष्य का भेद किया जा सकता है ? गोली की नालमुख चाल को नियत तथा वायु के प्रतिरोध को नगण्य मानिए ।
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