1.The temperature gradient in a rod of length 75 cm75\,\text{cm}75cm is 40∘C/m40^\circ\text{C/m}40∘C/m. If the temperature of cooler end of the rod is 10∘C10^\circ\text{C}10∘C, then the temperature of hotter end isa.50∘C50^\circ\text{C}50∘Cb.40∘C40^\circ\text{C}40∘Cc.35∘C35^\circ\text{C}35∘Cd.25∘C25^\circ\text{C}25∘CLogin to continueOnly logged in users canattempt or see the solution.