Auto-Sector Interview Preparation
Practice real questions asked in India's automobile industry — engines, EV, quality, sales, manufacturing & more.
2 practice questions
All Topics
Engine & Powertrain
EV & Battery Technology
Quality Control
Sales & Marketing
Service & After-Sales
Engine & Powertrain 2
DOHC (Dual Overhead Camshaft) has two camshafts per cylinder bank, allowing separate control of intake and exhaust valves, giving better performance and fuel efficiency. SOHC has one camshaft controlling both.
A turbocharger uses exhaust gas energy to spin a turbine, which drives a compressor that forces more air into the engine intake, allowing more fuel to be burned and increasing power output.
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