You can set a section for frequently asked questions generally known as FAQs on the single product page on your WordPress Ecommerce website.
Before we start you should know that anyone can make his eCommerce website by registering his domain name and then subscribing to the WordPress Ecommerce plan which can be enhanced with free plugins available in the WordPress plugin repository.
This lesson is on the new WooComerce plugin you can use on your WordPress Ecommerce installation to easily add a FAQ section to offer answers to some common questions that will help the customer to understand your product better.
Install-activate the new WordPress plugin called Product FAQ For WooCommerce. Upon activation, visit the plugin page from the Dashboard -> Product FAQ section.
Here you can enable the section, and set its position, color and heading. Once enabled, you will be able to add your FAQs on every product page.