A lead bullet of mass $10\; g$ travelling at $300\; m/s$ strikes against a block of wood and comes to rest. Assuming $50 \%$ of heat is absorbed by the bullet, the increase in its temperature is : <br> (specific heat of lead = $150 \; J/kg ^{\circ} C$ )

Question

( A ) $125^{\circ}C$
( B ) $150^{\circ}C$
( C ) $200^{\circ}C$
( D ) $100^{\circ}C$