Why do modern warships have so few guns?

Distance travel, survival of fierce sea states, and other considerations had to be added to modern Naval sea power calculations. As others have previously answered, guns have mostly been replaced by missiles for anti-shipping missions and anti-air defense.

What weapons do modern destroyers use?

The US Navy is a major user of the 25 mm caliber on their destroyers and frigates (retired) but they prefer the 30 mm mounting for their LCS and LPDs. Each Arleigh Burke class destroyer is equipped with 2 x 25 mm Mk 38 Bushmaster cannons . They can be fired manually or remotely depending on the situation.

What is the difference between a destroyer and a frigate?

…and faster. Frigates are generally slower than destroyers although in modern times there is not a significant difference. One of the faster frigate ships is the Indian Navy’s Shivalik class that is touted to travel up to 32kn (59km/h) at max speed, while others range between 26-30kn (48-55km/h).

What are the different types of destroyers?

The destroyers come in many sizes. Small destroyers such as the Royal Navy’s Type 45 Daring and Russia’s Project 956 Sovremenny class, which are about 150 meters in length, a beam of about 17 to 18m. Large destroyers like the Zumwalt class of the US Navy, a “giant” with a length of 190m and a beam of 24.6m.

What type of machine gun does Russia use on its ships?

Russia however prefers the 14.5 mm Machine gun to the 12.7 mm on some ships. This gun offers many advantages like a longer range (effective for more than 3 km against targets like boats) and more stopping power over the 12.7 mm machine gun. They are at present the only major user of the naval 14.5 mm machine gun.

What is the maximum speed of a frigate?

One of the faster frigate ships is the Indian Navy’s Shivalik class that is touted to travel up to 32kn (59km/h) at max speed, while others range between 26-30kn (48-55km/h).