dillr
he invented airfoil
They felt like it.
to teach geography
a remote control
You don't. Such an efficiency can be less than 1, but it can't be greater than 1.
1889
Arthur James Arnot died in 1946.
Arthur James Arnot died in 1946.
Arthur James Arnot was born on August 26, 1865.
Arthur James Arnot was born on August 26, 1865.
Yes, he was an Australian electrical engineer who invented the electric drill.
Harry & Jack McLaren invented the Surf Ski in 1912. Lance de Mole invented the tank in 1912. Arthur James Arnot invented the electric drill in 1889. Louis Brennan invented the underwater torpedo in 1874.
James Arnott has written: 'The house of Arnot'
Arthur James Arnot and William Blanch Brain invented the electric drill in 1889 to provide a more efficient and powerful means of drilling compared to manual methods. Their invention aimed to enhance productivity in various industries, particularly in construction and manufacturing, by allowing for quicker and more precise drilling. The electric drill revolutionized tasks that required drilling, making it a fundamental tool in modern engineering and trades.
He was not known to invent anything.
Bob Arnot's birth name is Robert Burns Arnot.
Rikki Arnot's birth name is Rikki Lee Arnot.