2018:
ଉତ୍ତର ହେଉଛି (A) Blv
ରୋଡ୍ ରେ ଭୁମିକା ଉତ୍ପାଦିତ ଇମ୍ଫ ଏହା ଦ୍ୱାରା ଦିଆଯାଇଛି:
e = Blv
2017:
ଉତ୍ତର ହେଉଛି (C) Blv2/2
ରୋଡ୍ ରେ ବିକିରଣ ହେଉଛି ଏହା ଦ୍ୱାରା ଦିଆଯାଇଛି:
P = I^2R = (Blv)^2/R = Blv2/2
ଯେଉଁଠାରେ I ହେଉଛି ରୋଡ୍ ମାଧ୍ୟମରେ ପ୍ରବେଶ କରୁଥିବା କ୍ୟାଣ୍ଡିଉ ଏବଂ R ହେଉଛି ରୋଡ୍ ର ବିପ୍ରତା.
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