No, you'll get rear-ended. That is slightly less than 50 MPH which is not much above the lowest legal speed on a super-highway.
Yes ... in that is about 55 MPH in the US Keep in mind that any speed, even 5 MPH can be dangerous and kill people just as easily as when going 75 MPH. There is no really 'safe' highway speed - the general rule is 'reasonable and proper'. There are times when the posted limit is just too fast!!
Highway 80
7 car lengths
120 Km/hr in highway such as Fahaheel Express Highway (Road 30) and Road 40. Speed camera anywhere. Some busy roads are limited to 80 Km/hr.
Divide the difference in speed by the time. You must convert the speed difference into meters/second (dividing km/h by 3.6).
Velocity is speed and direction. Truck speed is 80 km/hr. Truck velocity is 80 km/hr going east. Its velocity is also -80 km/h going west, and 0 km/h going north or south.
yes
Depends which state you're in. Texas has the highest Interstate speed limits, with some sections being allowed up to 80 MPH.
Interstate Highway 80.
Interstate 80
80 per square kilometer
The oil pressure gauge will fluctuate on a Chevy Tahoe when the vehicle is idling and when the vehicle is driven at highway speed. Idle is usually 30 psi oil pressure or slightly more. At highway speed, the oil pressure should be between 60 psi and 80 psi.