At the present time, in the contemporary era

वर्तमान समय में, आज के युग में

English Usage: In this day and age, people rely heavily on technology.

Hindi Usage: वर्तमान में, लोग तकनीक पर बहुत अधिक निर्भर हैं।

In modern usage, it refers to the current time, often implying a period marked by certain characteristics or advancements.

आजकल (Aajkal)

English Usage: People are much more connected nowadays due to technology.

Hindi Usage: आजकल लोग तकनीक के कारण काफी अधिक जुड़े हुए हैं।

In the present time; at this period in history.

वर्तमान समय में; इस समय में।

English Usage: "Now a days, people are more conscious about their health."

Hindi Usage: "आजकल, लोग अपने स्वास्थ्य के प्रति अधिक जागरूक हैं।"

The phrase "now a day" is incorrect and not commonly used in English. The correct phrase is "nowadays," which means in the present time or current period.

वर्तमान समय

English Usage: Nowadays, people are more conscious about their health.

Hindi Usage: आजकल लोग अपने स्वास्थ्य के प्रति अधिक जागरूक हैं।