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For a vechicle placed on a convex bridge: N=mg-F_cf. For a vehicle placed on a concave bridge: N=mg+F_cf. Where mg is the gravitational force and F_cf is the centrifugal forc...

One technique that can be really helpful is to set up a table of key themes, which for history could be something like social, economic, religious or ideological factors, and then create a column for each...

There are several simple steps that occur each time a skeletal muscle contracts which follow the sliding filament model.
Firstly a nerve impulse travels down a motor neuron releasing neurotransmitte...

The Iodoalkane will have the fastest rate of reaction. The Bromoalkane will have the second fastest, while the Floroalkane will have the slowest. This is because the atomic radius increases from Florine t...

The answer stems from the lanthanide (or lanthanoid) contraction. In more detail, there is a steady decrease in the radii of atoms from Lanthanum through to Lutetium, despite the associated increase in th...