It depends on the backpack, though most full-sized school backpacks are large enough to store a laptop and multiple notebooks and school supplies. A backpack for hiking can be much larger, enough to store multiple days' worth of food, shelter, and other survival supplies.
19 inches is the average size of a regular backpack
To accurately measure the size of a backpack, you can measure the dimensions of the backpack including the length, width, and height. Multiply these measurements together to calculate the volume of the backpack in cubic inches or liters. This will give you an accurate measurement of the size of the backpack.
No, it is not possible to carry a bridge in a backpack due to the size and weight of a bridge.
They are roughly the same size as a normal school backpack. However, they can be a bit smaller as well. Also, they can be comparable to a hiking backpack.
I cram my backpack full of books.
A backpack does not have a standard measurement in inches, as it can vary in size and dimensions based on the model and brand. If you are looking to measure the dimensions of a specific backpack, you would need to measure the length, width, and height of the backpack in inches individually.
Airplane, bed, backpack
The maximum volume of items that can be stored in a backpack varies depending on the size and design of the backpack. Typically, a standard backpack can hold around 20 to 30 liters of volume, while larger hiking backpacks can hold up to 70 liters or more. It is important to consider the dimensions and compartments of the backpack when determining its maximum storage capacity.
Depends on the size of the books.
They currently (Spring 2012) range from about $30 (the Homeslice - child's backpack) to about $125 (the Surge Backpack).
As in physically, it depends on the size of the dog and the size of the rucksack. As in legally, I'm not sure but as long as it can breathe and stuff I should see no reason why not
No a full-size 1990s Ford pick up canopy will not fit 1996 full-size.