Let the length of the train = x meter So according to question: x/15 = (x + 480)/31 31x = 15x + 7200 16x = 7200 x = 450 So the length of the train = 450 m Speed of the train = 450/15 = 30 m/s Time taken by the train to cross a bridge 510 meter long = (450 + 510)/30 = 960/30 = 32 seconds
Propagation delay is one of the biggest problems faced by WAN.
Which of the following will occur when we broadcast two packets on the medium at a time?
What is the role of a device driver in an operating system?
In an XML document, a tag is a markup construct that starts with ___ and ends with ____.
What is an identifier in C language?
Which scheduling policy dynamically adjusts the priority of a job based on its behavior?
A digital signature provides which of the following security properties?
Amongst which of the following is / are the Numeric Types of Data Types?
When applying KVL to a circuit, how are voltage drops represented?
What is the purpose of a firewall in cybersecurity?