O Lwith a specific energy Tes la predicts will produce batteries in 5 years. that of 400 Wh Express the speciftc of this battery in a MJ energy b) For a new Tesla model, the energy delivered to the wheels is 1:0 MJ kh Assume that the elertric motor has an effidency of 85% (i) Find the eheray heeded from batteries in uhits of MJn (l) what is the eneray that has to be stored in the battery to realize a range of boo hm in units of MJ ? () what is the battery mass required to realize this range if the ehergy density of the battere is 400 Wh ? kg it

Delmar's Standard Textbook Of Electricity
7th Edition
ISBN:9781337900348
Author:Stephen L. Herman
Publisher:Stephen L. Herman
Chapter29: Dc Generators
Section: Chapter Questions
Problem 1PA: You are working as an electrician in a large steel manufacturing plant, and you are in the process...
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O
Lwith a specific energy
Tes la
predicts
will produce batteries
in 5 years.
that
of
400 Wh
Express the speciftc
of this battery in
a
MJ
energy
b) For a new Tesla model, the energy delivered to the wheels is 1:0 MJ
kh
Assume that the elertric motor has an effidency of 85%
(i) Find the eheray heeded from batteries in uhits of MJn
(l) what is the eneray that has to be stored in the battery to
realize a
range of boo hm in units of MJ ?
() what is the battery mass required to realize this
range
if
the ehergy density of the battere is 400 Wh
?
kg
it
Transcribed Image Text:O Lwith a specific energy Tes la predicts will produce batteries in 5 years. that of 400 Wh Express the speciftc of this battery in a MJ energy b) For a new Tesla model, the energy delivered to the wheels is 1:0 MJ kh Assume that the elertric motor has an effidency of 85% (i) Find the eheray heeded from batteries in uhits of MJn (l) what is the eneray that has to be stored in the battery to realize a range of boo hm in units of MJ ? () what is the battery mass required to realize this range if the ehergy density of the battere is 400 Wh ? kg it
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