Does the sentence "In the reverse microphonic effect, the varying electric field between the capacitor plates exerts a physical force, moving them as a speaker." provide a valid answer to the question "What sort of current is induced when the capacitance of a capacitor is altered?"

A: no

Does the sentence "As such, "suffering" is too narrow a translation with "negative emotional connotations"[web 9] that can give the impression that the Buddhist view is pessimistic, but Buddhism seeks to be neither pessimistic nor optimistic, but realistic." provide a valid answer to the question "The condition of being disturbed is what?"

A: no

Does the sentence "Article 92 invests the monarch with the right to call for a referendum, on the advice of the president of the government (commonly referred to in English as the prime minister) and the authorisation of the cortes." provide a valid answer to the question "Which article in the Spanish constitution gives the monarch the right to ask for a referendum?"

A: yes

Does the sentence "Currently, Greece is ranked third in the European Union in the production of marble (over 920,000 tons), after Italy and Spain." provide a valid answer to the question "How many tons of marble does Greece produce?"

A:
yes