The image is not loading in output in this program

I have attached a image in form on “submit button” but the image is not loading in output.please help me to solve this problem.

<!DOCTYPE html>
<html>
<head>
	<title>Form4</title>
</head>
<body>
	<form action="" method="get">
		<fieldset>
			<legend>Registration form</legend>
			<label>Full Name: </label><input type="text" name="full name">
			<br><br>
			<label>username: </label><input type="text" name="username"><br><br>
			<label>Password</label><input type="password" name="password"><br><br>
			<label>Email: </label><input type="email" name="email"><br><br>
			<label>Gender: </label>
			<input type="radio" name="gender" value="Male">Male
			<input type="radio" name="gender" value="Female">Female
			<input type="radio" name="gender" value="Transgernder">Transgender
			<br><br>
			<label>Education Level: </label>
			<input type="checkbox" name="High School" value="High School">High School
			<input type="checkbox" name="Graduate" value="Graduate">Graduate
			<input type="checkbox" name="Post Graduate" value="Post Graduate">Post Graduate
			<br>
			<input type="file" name="file">
			
			<!-- <input type="submit" value="Submit"> -->
			<input type="reset" value="Reset">
			<input type="image" alt="Submit" src="image/appl.png">

		</fieldset>
	</form>
</body>
</html>